Grainger bolts

Clear All. Thread Size1/2"-13. Standard Hex Head Cap Screws. Structural Bolts & Heavy Hex Bolts. Flange Bolts. Sealing Hex Head Cap Screws. When it comes to 1/2"-13 Hex Head Bolts, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support.

Grainger bolts. Standard U-bolts (or round U-bolts) attach pipes or round steel bars to wood or steel posts. They may also hang pipe from walls or ceilings or may be embedded in concrete as anchor bolts. They are stronger than routing clamps and hangers. U-bolts are fastened with nuts for a tight connection. Black oxide-coated U-bolts are corrosion resistant ...

Imperial or inch thread sizes of bolts are specified by diameter and threads per inch. Diameter is also known as screw size. For those with a diameter smaller than 1/4", screw size is indicated by a number (e.g., #10 or No. 10). Metric thread sizes are specified by diameter and pitch, which is the space between threads.

Available2,131 products. Bolts and screws are externally threaded male fasteners that are used with female-threaded fasteners or holes. Boltsare normally inserted through the materials being connected and held together with a nut or other female-threaded fastener. They are generally larger than screws and used for high-load applications. Thread SizeM12-1.75. Hex Head Bolts. Socket Head Cap Screws. Eye Bolts & Rod Ends. Round Head Bolts. Shoulder Screws. Shop Grainger for bolts of every size, shape and type, from inch-long eyebolts to six-inch carriage bolts of …These eye bolts are also sold in 304 and 316 stainless steel materials. 304 stainless steel is chemical resistant, 316 stainless steel is the most chemical resistant. *Grainger’s product supplier has certified that products marked “Made in USA” below comply with "Made in USA" requirements in accordance with FTC rules and … Available 436 products. Bolts and screws are externally threaded male fasteners that are used with female-threaded fasteners or holes. Bolts are normally inserted through the materials being connected and held together with a nut or other female-threaded fastener. They are generally larger than screws and used for high-load applications. Clear All. For Pipe Size10 in. Standard U-Bolts. Standard U-bolts (or round U-bolts) attach pipes or round steel bars to wood or steel posts. They may also hang pipe from walls or ceilings or may be embedded in concrete as anchor bolts. They are stronger than routing clamps and hangers. U-bolts are fastened with nuts for a tight connection.When it comes to 1-1/2 in U-Bolts, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer ...

Welding And Engineering Supplies, Tools, Pipes, Fittings And Fasteners. Grainger Tubolt has been established in Pembrokeshire, Wales for over 45 years. During this time we have built up enviable experience supplying the oil refinery, gas terminal, engineering, manufacturing and pipeline industries. We aim to offer keen pricing and high quality ...Shop Grainger for bolts of every size, shape and type, from inch-long eyebolts to six-inch carriage bolts of the strongest grade of steel and all in ...U-bolt mounting plates attach to U-bolts to fasten objects to ceilings or walls. The mounting plates allow the U-bolts to hold heavier objects than just a nut provides. These plates can be made corrosion resistant in wet environments by coating them in zinc or silicone. Zinc Plated Steel. For Use with U-Bolt Thread Size: 5/16”-18. Eye Bolts. Available 369 products. Eye bolts have a shank for anchoring to structures or equipment and a ring (or loop) at the top for attaching rope, hooks, or other hardware. They're used as anchor eye bolts for routing or tying down wire and cable. Machinery or lifting eye bolts are rated for vertical or angular lifting up to their specified ... Clear All. Inside Width/Diameter5 in. Vibration Dampening U-Bolts. Vibration-dampening U-bolts, also known as vibration-damping U-bolts, are wrapped in a plastic cushion to minimize movement and noise. These U-bolts have nylon-threaded nuts that resist loosening when used in equipment that vibrates. They are easily removable and are often used as fasteners in items that need periodic maintenance. Thread-cutting screws are most often used with wood and metal and do not generate the same stress as thread forming screws. Product Details Feedback. Web Price. $75.08/ pkg. of 100. When it comes to assembling and tightening bolts in various applications, using a bolt torque chart is an essential tool. A bolt torque chart provides the recommended torque values...

No one said building electric cars was easy. But this has been a rough week for Tesla. Tesla is having a rough week. The company announced on Mar. 29 that it will voluntarily recal... Available42 products. Bolts and screws are externally threaded male fasteners that are used with female-threaded fasteners or holes. Boltsare normally inserted through the materials being connected and held together with a nut or other female-threaded fastener. They are generally larger than screws and used for high-load applications. Available 370 products. Bolts and screws are externally threaded male fasteners that are used with female-threaded fasteners or holes. Bolts are normally inserted through the materials being connected and held together with a nut or other female-threaded fastener. They are generally larger than screws and used for high-load applications. Bolts, screws, anchors, rivets, nails, spikes, and staples are inserted into or through a mounting surface and secure materials together through mechanical friction or with another fastener. Nuts, pins, safety lockwire, and retaining rings are installed onto other fasteners and help secure them in place. Standard U-bolts (or round U-bolts) attach pipes or round steel bars to wood or steel posts. They may also hang pipe from walls or ceilings or may be embedded in concrete as anchor bolts. They are stronger than routing clamps and hangers. U-bolts are fastened with nuts for a tight connection. Eye Bolts. Available 369 products. Eye bolts have a shank for anchoring to structures or equipment and a ring (or loop) at the top for attaching rope, hooks, or other hardware. They're used as anchor eye bolts for routing or tying down wire and cable. Machinery or lifting eye bolts are rated for vertical or angular lifting up to their specified ...

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Web Price : $9.17 / EACH. Qty: GRAINGER APPROVED. SPRING LOADED CHN BOLTS BRASS. Item # GGH1WAD8. Mfr. Model # 1WAD8. Chain bolt, full 24 inch long chain including surface and angle strike. Bolt length: 3 inches, Bolt bracket: 3 inches x 1-1/2 inches. Brass finish.Mfr. Model # 440964. This L9 hex head cap screw has a head height of one to 1.062 inches, a head width of 2.175 to 2.25 inches, and a fastener length of eight inches. It has a 1 1/2"-12 UNF thread and a minimum thread length of 3 1/2 inches. It is made of alloy steel with a yellow zinc finish. It has a Rockwell hardness of 38/42 C, a proof load ...CARRIAGE BOLT ZP UNC 5/8-11X4,10/PK. Item # EBP31JA06. Mfr. Model # U08305.062.0400. CATALOGUE PAGE # 1632. Availability dates may vary based on the assortment of product in the cart and is not final until you complete your order. Check Availability: Change Location. Web Price : $41.48 / PACKAGE of 10.Grade 8 is used in high-stress applications, these bolts are 25% stronger than medium-strength steel fasteners, and are marked with six radial lines. Class 4.6 is a low or medium carbon steel class. Fasteners made of this class are used in light-duty automotive applications. 18-8 is designed to be magnetic with natural chemical …

Looking for 0.6 lb Wt, Asphalt Bolts? Find it at Grainger.com®. With over one million products and 24/7 customer service we have supplies and solutions for every industry. ... Asphalt Bolts: 0.6 lb Wt, 3/8 in Outside Dia, (4) 4 in Asphalt Anchor Bolts, Silver, 4 in Lg, 4 PK.Looking for High Speed Steel, T-Bolt? Find it at Grainger.com®. With over one million products and 24/7 customer service we have supplies and solutions for every industry. Menu. ... APPROVED VENDOR T-Bolt: High Speed Steel, Bright (Uncoated), 1/2 in Thread Size, Grade 5, 50 PK.Grade 8 Hex Head Bolts. 2,984 products. Hex head bolts (or engineers bolts) have hexagonal heads for firm wrench tightening. These bolts securely fasten infrastructure that requires high-tensile strength. They are most frequently used in confined spaces because wrenches can access the hex heads from all angles.Shop Grainger Canada for quality Bolt & Screw Extractors products. Grainger Canada has been Canada's premiere industrial supplier for over 125 years. Welcome to Grainger Canada X. Sign in, ... Bolt and screw extractors remove broken bolts, screws, and studs from tapped holes.When it comes to Gate Hardware, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer … Washers. Washers help connect threaded rods and bolts to strut channel, allowing the channel to be suspended, mounted, or joined to another piece of channel. The threaded rod or bolt passes through the hole in the washer and is held in place with a hex nut. Steel. Washers Steel, sorted by Bolt Size, ascending. 410 is high-strength stainless steel with less corrosion resistance than 18-8 or 316 stainless. Case Hardened is a rating given to steel fasteners with a flexible core and a hardened exterior. Cased hardened fasters are most commonly used in conjuction with grade 5 fasteners. 6/6 is a low strength, polymer fastener made of polyamide … Product Details. High-strength Grade 10.9 structural bolts are made using carbon steel, its alloy, and low carbon boron steel. These bolts have been quenched and tempered. They are mainly used in exterior construction and building connections as well as automotive areas to fasten large components together, as well as in motors, engines ... These eye bolts are also sold in 304 and 316 stainless steel materials. 304 stainless steel is chemical resistant, 316 stainless steel is the most chemical resistant. *Grainger’s product supplier has certified that products marked “Made in USA” below comply with "Made in USA" requirements in accordance with FTC rules and guidance. A325 Structural Bolts. ASTM A325 bolts are heavy hex bolts made of medium carbon steel with a flat bearing surface, washer faced, and chamfered point. A325 bolts are partially threaded for precise grip in structural joints. These bolts are one of the most common heavy hex fasteners, usually used for structural support in steel construction.Carriage Bolts & Step Bolts. Available 72 products. Carriage bolts fasten metal parts to metal parts or metal to wood. They have shallow semi-round heads and either a square or ribbed (ridged) neck under the head to prevent turning while the nut is fastened. Step bolts, which bolt down wood to wood surfaces, are like a carriage bolt in design.When it comes to 3/8 in U-Bolts, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer ...

APPROVED VENDOR. HEX CAP SCREW,GR 8,5/8-11X4,PK15. Item # WWG22A435. Mfr. Model # 821277G. CATALOGUE PAGE # 1619. Availability …

When it comes to 3/8"-16 Eye Bolts, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support. ... *Grainger’s product supplier has certified that products marked “Made in USA” below comply with "Made in USA" requirements in accordance with FTC rules and guidance.Carriage Bolts & Step Bolts. Available 179 products. Carriage bolts fasten metal parts to metal parts or metal to wood. They have shallow semi-round heads and either a square or ribbed (ridged) neck under the head to prevent turning while the nut is fastened. Step bolts, which bolt down wood to wood surfaces, are like a …Socket head cap screws are used in applications where a normal bolt or screw may be too weak or take up too much space. Specialty shoulder screwsand set screws are used in mechanical assembly to allow parts to rotate or hold rotating components together. Clear All. Thread Size1/2"-13. Hex Head Bolts.Are you looking for a reliable, efficient, and affordable electric vehicle? Look no further than the Chevrolet Bolt EV. With its impressive range, advanced technology, and competit...Available42 products. Bolts and screws are externally threaded male fasteners that are used with female-threaded fasteners or holes. Boltsare normally inserted through the materials being connected and held together with a nut or other female-threaded fastener. They are generally larger than screws and used for high-load applications.These eye bolts are also sold in 304 and 316 stainless steel materials. 304 stainless steel is chemical resistant, 316 stainless steel is the most chemical resistant. *Grainger’s product supplier has certified that products marked “Made in USA” below comply with "Made in USA" requirements in accordance with FTC rules and …These bolts securely fasten infrastructure that requires high-tensile strength. They are most frequently used in confined spaces because wrenches can access the hex heads from all angles. Clear All. Thread SizeM24-3.00. Standard Hex Head Cap Screws. Structural Bolts & Heavy Hex Bolts. When it comes to M24-3.00 Hex Head Bolts, you can count on ... 18-8 Stainless Steel 12-Point Flange Head Cap Screws. These 18-8 stainless steel 12-point flange screws, or counterbore screws, are used for higher-clamp loads where strong holds are required. These screws have a 12-point head and a flanged bearing surface for use in the oil and gas industries and in engine building. Standard U-Bolts. Standard U-bolts (or round U-bolts) attach pipes or round steel bars to wood or steel posts. They may also hang pipe from walls or ceilings or may be embedded in concrete as anchor bolts. They are stronger than routing clamps and hangers. U-bolts are fastened with nuts for a tight connection.

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When it comes to Swing Bolts, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer ...They're used as anchor eye bolts for routing or tying down wire and cable. Lift eye bolts are rated for vertical lifting up to their specified capacity. Rod ...Square is a drive style fastened with adjustable wrenches or with 8-point sockets. Phillips Pozi allows more torque to be applied to a screw head without cam ...Going stir crazy from sheltering in place? You are certainly not alone, but music could hold the key to making these strange times so much more tolerable. Artists like Fiona Apple ...Machinery Eye Bolt Blanks With Shoulder. Also known as blank eye bolts, machine eye bolt blanks can be welded or threaded to suit any fastening application. Eye bolt blanks with shoulders can be used for rigging, anchoring, pulling, pushing or hoisting up to their specified capacity. The shoulder can be used in angular or off-center …Eye bolts have a shank for anchoring to structures or equipment and a ring (or loop) at the top for attaching rope, hooks, or other hardware. They're used as anchor …Clear All. Inside Width/Diameter5 in. Vibration Dampening U-Bolts. Vibration-dampening U-bolts, also known as vibration-damping U-bolts, are wrapped in a plastic cushion to minimize movement and noise. These U-bolts have nylon-threaded nuts that resist loosening when used in equipment that vibrates.Socket Head Cap Screws. Available7,389 products. Socket head cap screws feature a hexagonal recess for tightening and loosening using an Allen wrench or hex key. This design eliminates the need for side clearance and allows screws to be placed close to other screws and assembly components. ….

Carriage Bolts & Step Bolts. Available 72 products. Carriage bolts fasten metal parts to metal parts or metal to wood. They have shallow semi-round heads and either a square or ribbed (ridged) neck under the head to prevent turning while the nut is fastened. Step bolts, which bolt down wood to wood surfaces, are like a carriage bolt in design.Some companies that use lightning bolt logos are Gatorade, Zenith and Opel. These companies each add their own unique spin to the lightning bolt, utilizing different colors and sty...Cushioned U-bolts absorb friction, reduce vibration, and support heavy loads hanging from ceilings, mounted on walls, and attached to pipes. They fasten with nuts for a tight connection. Steel. 1/4"-20. Cushioned U-Bolts Steel 1/4"-20, sorted by Inside Width/Diameter, custom. Inside Width/Diameter. For Pipe Size.Machinery Eye Bolt Blanks With Shoulder. Also known as blank eye bolts, machine eye bolt blanks can be welded or threaded to suit any fastening application. Eye bolt blanks with shoulders can be used for rigging, anchoring, pulling, pushing or hoisting up to their specified capacity. The shoulder can be used in angular or off-center lifting. Clear All. Inside Width/Diameter4 in. Standard U-Bolts. Standard U-bolts (or round U-bolts) attach pipes or round steel bars to wood or steel posts. They may also hang pipe from walls or ceilings or may be embedded in concrete as anchor bolts. They are stronger than routing clamps and hangers. Standard U-Bolts. Standard U-bolts (or round U-bolts) attach pipes or round steel bars to wood or steel posts. They may also hang pipe from walls or ceilings or may be embedded in concrete as anchor bolts. They are stronger than routing clamps and hangers. U-bolts are fastened with nuts for a tight connection. Product Details. High-strength Grade 10.9 structural bolts are made using carbon steel, its alloy, and low carbon boron steel. These bolts have been quenched and tempered. They are mainly used in exterior construction and building connections as well as automotive areas to fasten large components together, as well as in motors, engines ... Welding And Engineering Supplies, Tools, Pipes, Fittings And Fasteners. Grainger Tubolt has been established in Pembrokeshire, Wales for over 45 years. During this time we have built up enviable experience supplying the oil refinery, gas terminal, engineering, manufacturing and pipeline industries. We aim to offer keen pricing and high quality ... Grainger bolts, Nut and bolt sizers are a handy way to figure out the size of ratchet or socket wrench you need for a big project. They're not terribly expensive, but if you'd prefer to build your..., Available 48 products. Elevator bolts are threaded fasteners with a thin body and round head. These bolts may have either a square or ribbed neck to stop bolts from turning when a nut is tightened. They are used in tight spaces with moving parts such as in elevators and conveyor belts. With a thin head, they fit flush against the connection ... , Available11,041 products. Bolts and screws are externally threaded male fasteners that are used with female-threaded fasteners or holes. Boltsare normally inserted through the materials being connected and held together with a nut or other female-threaded fastener. They are generally larger than screws and used for high-load applications. , Coil Bolts. Available 10 products. Coil bolts, sometimes called form bolts, screw into coil ties and provide clamping force to hold concrete forms together. They feature specialized threads that are wider and rounder than conventional bolt threads. The thread surfaces are treated for easy cleaning and durability., Swing bolts thread into jigs and fixtures to provide a pivot or hinge point for a cylinder yoke. They have a threaded rod with an eye (ream) at the head that forms a smooth bearing for the yoke. Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order., Standard U-bolts (or round U-bolts) attach pipes or round steel bars to wood or steel posts. They may also hang pipe from walls or ceilings or may be embedded in concrete as anchor bolts. They are stronger than routing clamps and hangers. U-bolts are fastened with nuts for a tight connection. , Bolt MaterialStainless Steel. 18-8 Stainless Steel 12-Point Flange Head Cap Screws. These 18-8 stainless steel 12-point flange screws, or counterbore screws, are used for higher-clamp loads where strong holds are required. These screws have a 12-point head and a flanged bearing surface for use in the oil and gas industries and in engine ..., 18-8 stainless square neck carriage bolts are frequently used to fasten together pressure-treated lumber. They come in a plain finish or are NL-19 coated for corrosion resistance. NL-19 finishes are proprietary treatments that modify the surface of stainless steel fasteners, making them brighter, stronger, and more corrosion-resistant than ... , Grade 8 is used in high-stress applications, these bolts are 25% stronger than medium-strength steel fasteners, and are marked with six radial lines. Class 4.6 is a low or medium carbon steel class. Fasteners made of this class are used in light-duty automotive applications. 18-8 is designed to be magnetic with natural chemical …, Shop Grainger Canada for quality Elevator Bolts products. Grainger Canada has been Canada's premiere industrial supplier for over 125 years., Door bolts help keep rooms and buildings and their contents secure. Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. When it comes to Manual Flush Bolt Door Bolts, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering ..., Web Price : $106.80 / PACKAGE of 25. Qty: COBRA. SPRING TOGGLE BOLT 3/8 X 6IN ROUND. Item # CBR500C2587R. Mfr. Model # 500C2587. CATALOGUE PAGE # N/A. Availability dates may vary based on the assortment of product in the cart and is not final until you complete your order. Check Availability: Change Location., U-bolts support heavy objects from ceilings, walls, and poles. They are stronger than routing clamps and hangers and are corrosion resistant if made of galvanized steel or coated with zinc. Other types of U-bolts are made of aluminum for light-duty lifting, while different grades of stainless-steel U-bolts are also resistant to chemicals., CARRIAGE BOLT ZP UNC 5/8-11X4,10/PK. Item # EBP31JA06. Mfr. Model # U08305.062.0400. CATALOGUE PAGE # 1632. Availability dates may vary based on the assortment of product in the cart and is not final until you complete your order. Check Availability: Change Location. Web Price : $41.48 / PACKAGE of 10., Hex head bolts (or engineers bolts) have hexagonal heads for firm wrench tightening. These bolts securely fasten infrastructure that requires high-tensile …, Grade 8 Steel Standard Flange Bolts. Grade 8 bolts have a hexagonal head for use with a wrench. These bolts are heavy-duty flange fasteners for military, aerospace, or marine metal-to-metal connections. These bolts can withstand high stress and strong load-bearing pressures. These flange bolts come in a black oxide finish for corrosion ... , U-bolts support heavy objects from ceilings, walls, and poles. They are stronger than routing clamps and hangers and are corrosion resistant if made of galvanized steel or coated with zinc. Other types of U-bolts are made of aluminum for light-duty lifting, while different grades of stainless-steel U-bolts are also resistant to chemicals., Country of Origin: US ... Machine screws are small-diameter fasteners that fit most high-volume machining applications and can be used on almost any type of ..., Standard U-bolts (or round U-bolts) attach pipes or round steel bars to wood or steel posts. They may also hang pipe from walls or ceilings or may be embedded in concrete as anchor bolts. They are stronger than routing clamps and hangers. U-bolts are fastened with nuts for a tight connection. Black oxide-coated U-bolts are corrosion resistant ..., STEP BOLT,1/4"-20,LENGTH 1-1/4",50/PK. Item # EBP41LK43. Mfr. Model # U08350.025.0125. EHC: EHC : View more. SDS Document Not Found. For assistance please contact the SDS Coordinator by email at [email protected]. CATALOGUE PAGE # N/A. Availability dates may vary based on the assortment of …, Available 19 products. Square head bolts are used in applications where visibility is limited but durable fastening is required. These bolts have large, flat sides and are easy to tighten with a wrench. Square heads are best used in tight or dark spaces where a machinist or fabricator must tighten the bolt blind., When it comes to industrial supplies and solutions, Grainger is a name that stands out. With a vast product offering and a commitment to customer satisfaction, Grainger has establi..., Carriage Bolts & Step Bolts. Available 21 products. Carriage bolts fasten metal parts to metal parts or metal to wood. They have shallow semi-round heads and either a square or ribbed (ridged) neck under the head to prevent turning while the nut is fastened. Step bolts, which bolt down wood to wood surfaces, are like a carriage bolt in design., Looking for 0.6 lb Wt, Asphalt Bolts? Find it at Grainger.com®. With over one million products and 24/7 customer service we have supplies and solutions for every industry. ... Asphalt Bolts: 0.6 lb Wt, 3/8 in Outside Dia, (4) 4 in Asphalt Anchor Bolts, Silver, 4 in Lg, 4 PK., MINI BOLT CUTTER,STEEL,8 IN. Item # WWG3JXJ3. Mfr. Model # 71 41 200 SBA. CATALOGUE PAGE # 482. Availability dates may vary based on the assortment of product in the cart and is not final until you complete your order. Check Availability: Change Location. Web Price : $143.39 / EACH. Qty: NUPLA., In electronics, flange bolts hold components together tightly to prevent particles from getting into devices. In hard-to-reach areas, flange bolts help install decks and overhead attachments more easily than regular bolts and washers. Long flange bolts are used to construct oil rigs, energy plants, and ships. Grade 5 Steel Standard Flange Bolts. , When it comes to 5/16"-18 Eye Bolts, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support. ... *Grainger’s product supplier has certified that products marked “Made in USA” below comply with "Made in USA" requirements in accordance with FTC rules and guidance., When it comes to Rivets, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support. Menu. ... Lock bolts and lock bolt collars work together to join materials by clamping them from two sides. Blind Rivets; Solid Rivets; Tubular Rivets;, Standard U-Bolts. Standard U-bolts (or round U-bolts) attach pipes or round steel bars to wood or steel posts. They may also hang pipe from walls or ceilings or may be embedded in concrete as anchor bolts. They are stronger than routing clamps and hangers. U-bolts are fastened with nuts for a tight connection., 410 is high-strength stainless steel with less corrosion resistance than 18-8 or 316 stainless. Case Hardened is a rating given to steel fasteners with a flexible core and a hardened exterior. Cased hardened fasters are most commonly used in conjuction with grade 5 fasteners. 6/6 is a low strength, polymer fastener made of polyamide …, Wheel (or rim) backspacing is one of the ways that a wheel's dimensions and fitment applications are described; other measurements are offset, width, diameter and bolt pattern. A w..., Cadmium Plated creates a highly corrosion-resistant finish on the material. Blue Phosphate is a blue-dyed zinc plate finish designed to easily identify metric- ..., 18-8 stainless square neck carriage bolts are frequently used to fasten together pressure-treated lumber. They come in a plain finish or are NL-19 coated for corrosion resistance. NL-19 finishes are proprietary treatments that modify the surface of stainless steel fasteners, making them brighter, stronger, and more corrosion-resistant than ...