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We have an extensive selection of fasteners, including nuts, bolts, screws, washers, rivets, anchors, and specialty fasteners. These products come in various materials such as steel, stainless steel, brass, aluminum, and plastic, serving a wide range of purposes and industries. If you do not see what you need, give us a call. Our well-trained, experienced staff are happy to help you find what you need.

Keystone Bolts and Supply Company industrial fasteners and commercial hardware distributor

PRODUCTS

Keystone Bolt & Supply Co. industrial fasteners and hardware

ANCHOR PRODUCTS

Anchor products including wedge, sleeve, and hollow-wall anchors

  • Hollow Wall (Molly type)

  • Wedge

  • Sleeve

  • Drop-in

  • Toggle Bolts

  • Conical Plastic Anchors

  • Concrete Screw Anchors

  • Full line of Mechanical Plastics Toggler ®Anchors.

Commercial-grade bolts, nuts, and screws from Keystone Bolt & Supply

ELECTRONIC HARDWARE

Electronic hardware, spacers, and standoffs

  • Spacers and Standoffs in Nylon, Aluminum, Steel, and Brass

  • Terminals and Solder Lugs

  • Wire Nuts

  • Quick Disconnect Terminals.

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Industrial fastener supplier serving Southern California

HANGER BOLTS

Hanger bolts and dowel screws

8-32 thru 1/2 diameter • Dowel Screws.

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Keystone Bolt & Supply Co. product category

ANCHOR PRODUCTS

Anchor products for concrete and masonry

  • Hollow Wall (Molly type)

  • Wedge

  • Sleeve

  • Drop-in

  • Toggle Bolts

  • Conical Plastic Anchors

  • Concrete Screw Anchors

  • Full line of Mechanical Plastics Toggler ®Anchors.

Keystone Bolt & Supply Co. industrial fasteners and hardware

ELECTRONIC HARDWARE

Assorted electronic hardware and connectors

  • Spacers and Standoffs in Nylon, Aluminum, Steel, and Brass

  • Terminals and Solder Lugs

  • Wire Nuts

  • ​Quick Disconnect Terminals.

Commercial-grade bolts, nuts, and screws from Keystone Bolt & Supply

HANGER BOLTS

Long hanger bolts and dowel screws

  • 8-32 thru 1/2 diameter

  • Dowel Screws.

Industrial fastener supplier serving Southern California

CABLE TIES

Nylon cable ties and zip ties

  • 4” TO 48” - Miniature to Heavy Duty

  • Natural

  • UV Black and Colors

Keystone Bolt & Supply Co. product category

MACHINE SCREWS

Machine screws in assorted sizes and finishes

  • Standard diameters #0 thru ½

  • Metric diameters from M2 to M30

  • Head Styles Available: Pan, Flat, Flat Undercut, 100 Degree Flat, Truss, Round, Fillister, Hex, Hex Washer, Oval, and Binding Undercut

  • Material Available: Steel, Stainless, Brass, Aluminum, Nylon, and Bronze (Round and Flat only)

Keystone Bolt & Supply Co. industrial fasteners and hardware

SELF-DRILLING SCREWS

Self-drilling screws for metal applications

  • Head Style Available: Hex, Phillips Pan, Phillip Flat, Phillip Bugle, Phillip Modified Truss, and Phillips Wafer

  • Material Available: Steel and some Stainless Steel

Commercial-grade bolts, nuts, and screws from Keystone Bolt & Supply

RODS AND STUDS

Threaded rods and all-thread stock

  • Thread rods available in #2 thru 1 1/4 diameters, Available in most materials

  • Full Thread Studs are available in most lengths. Available in most materials

Industrial fastener supplier serving Southern California

THREAD-CUTTING & THREAD FORMING SCREWS

Thread-cutting screws

  • Head Styles Available: Pan, Flat, Hex, Hex Washer and Oval heads

  • Other head styles are available by special quote

  • Thread Cutting Type: F, 1, 23, 25, TT, Rolok®, Taptite®, Plastite®, others by special quote.

Keystone Bolt & Supply Co. product category

NUTS

Assorted nuts, including hex and cap nuts

  • Available in Standard diameters #0 to 1”

  • Available in Metric diameters M2 to M30

  • Styles Available: Finished Hex • Hex Jam • Heavy Hex • Hex Machine Screw • Square • Panel

  • Stocked in most materials and finishes

Keystone Bolt & Supply Co. industrial fasteners and hardware

LOCKNUTS

Lock nuts and nylon-insert locknuts

  • Available in Standard diameters #0 to 1”

  • Available in Metric diameters M2 to M30

  • Styles Available: Nylon Insert • K-Lock • Grade C • Reversible • Serrated Flange • Flexloc® • Castle • Slotted Hex

Commercial-grade bolts, nuts, and screws from Keystone Bolt & Supply

WASHERS

Flat, lock, and fender washers

  • USS • SAE • MS • AN • Special/Non-Standard Flat Washers

  • Material Available: Steel, Brass, Bronze, Aluminum, Nylon, and Stainless Steel

  • Lock-washers:  Split • Internal • External

  • Material Available: Steel, Stainless Steel, and Bronze

  • Finishing Washers Material Available: Steel, Stainless Steel, Brass, and Nylon

  • Most Washer Sizes Available: Standard and Metric diameters from M2 to M30

Industrial fastener supplier serving Southern California

SOCKET PRODUCTS

Socket head cap screws

  • Socket Head Cap Screws/Socket Set Screws - #0 through ¾” diameters

  • Button Head - #2 through ½” diameters

  • Flat Head - #2 through ½” diameters

  • Shoulder Bolts – ¼” through ¾” diameter

  • All Available in Metric Diameters from M2 to M30

  • Material Available: Alloy Steel and Stainless Steel

Keystone Bolt & Supply Co. product category

FLANGE BOLTS

Serrated flange bolts

  • Available in Hex or 12 Point

  • Serrated or Non-Serrated Flange

  • Most Standard and Metric Sizes Available in Steel or Stainless Steel

Keystone Bolt & Supply Co. industrial fasteners and hardware

CUSTOM PARTS CAPABILITY

Specialty and custom fasteners from Keystone Bolt & Supply

  • Keystone can source manufacturing for your custom fastener needs per your specifications.

Commercial-grade bolts, nuts, and screws from Keystone Bolt & Supply

WOOD SCREWS

Wood screws in assorted sizes

  • Head Style Available: Flat, Round, and Oval

  • Material Available: Steel and Brass. Some Stainless Steel is available

Industrial fastener supplier serving Southern California

DRYWALL SCREWS

Drywall screws for construction

  • #6x3/4 through #10X6 Phillips Bugle, Phillips and Square Drive Trim Heads in Coarse and Fine Thread

  • Finishes Available: Black, Dacrotized and Zinc Yellow

Keystone Bolt & Supply Co. product category

BITS & TOOLS

Driver bits and bit sets

  • Phillips, Slotted, Hex, & Tamperproof Screwdriver bits 

  • Hand Rivet Tools 

  • Drill Bits 

  • Taps 

  • Dies

  • Available in Domestic and Import

Keystone Bolt & Supply Co. industrial fasteners and hardware

EYE BOLTS

Eye bolts and eye screws

  • U-Bolts

  •  Turnbuckles

  • Screw Eyes

  • Lifting Eyes

  • Forged Eye Bolts

  • Lag Thread Eye Bolts

  • “S” Hooks

Commercial-grade bolts, nuts, and screws from Keystone Bolt & Supply

LAG BOLTS

Lag bolts and lag screws

  • ¼ through ½ diameters

  • Materials Available: Steel, Stainless Steel

Industrial fastener supplier serving Southern California

RETAINING RINGS

Retaining rings and snap rings

  • All Styles Available.

Keystone Bolt & Supply Co. product category

RIVETS

Rivets for permanent fastening

  • Blind Rivets - 3/32 through 1/4 diameter in Aluminum, Steel, Stainless Steel, and some Copper

  • Solid and Tubular Rivets in Steel, Stainless Steel, Brass, and some Copper

Keystone Bolt & Supply Co. industrial fasteners and hardware

PINS

Cotter pins, dowel pins, and clevis pins

  • Cotter

  • Hitch

  • Roll

  • Dowel.

Commercial-grade bolts, nuts, and screws from Keystone Bolt & Supply

SHEET METAL SCREWS

Sheet metal screws

  • Pan 

  • Flat 

  • Truss 

  • Hex 

  • Hex Washer 

  • Oval

  • Round

  • Both Slotted and Phillips Available.

  • Types A, AB, and B in Steel and Stainless Steel.

Industrial fastener supplier serving Southern California

HEX CAP SCREWS / HEX TAP BOLTS

Hex head bolts and cap screws

  • Most Standard and Metric Sizes Available in Steel and Stainless Steel

  • Other Materials Available – Special Order

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