Headless Bolts | McMaster-Carr

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Material

Tip Type

Threading

Threaded on Both Ends

Thread Pitch

Thread Direction

Right Hand and Left Hand

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Finish

Hot-Dipped Galvanized

Phosphate Coated

PTFE Coated

Zinc Plated

Zinc Yellow-Chromate Plated

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Fastener Strength Grade/Class

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DFARS Specialty Metals

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Export Control Classification Number (ECCN)

Threaded Insert Type

Thread Fit

ASME Interference Class 5

Metric Interference Sk6

Unified Standard Class 1A

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Unified Standard Class 3B

Thread Length

Hardness

Tensile Strength

40,000 psi to 59,999 psi

60,000 psi to 79,999 psi

80,000 psi to 99,999 psi

100,000 psi or greater

Drive Size

Fastener Strength Rating

15,689 Products

Fastening and Joining

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

5,000 products

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

55 products

Studs

Press, weld, or screw in place to add a threaded fastening point

674 products

Fastener Assortments

Stay prepared by keeping fasteners in common sizes and materials on hand

3 products

Hold-Down Bolts

Hold material under the bent head while the other end is tightened down with a nut

21 products

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

1 product

Wood Screws

Fasten material to wood or pieces of wood to each other

13 products

Single-End Studs

Use the unthreaded end as a pivot point, hinge, shaft, or locator pin

184 products

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

5,336 products

Threaded Inserts

Create new threads or repair stripped threads

1,933 products

Thread Adapters

Join threads of a different type, size, and gender

72 products

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

144 products

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

230 products

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

3 products

Fabricating and Machining

Setup Studs

Secure setup clamps and fixtures to your machine table or assemble heavy machines

619 products

Lathe Tool Insert Holder Replacement Parts

Replace clamps, screws, shims, and other parts in lathe tool insert holders

25 products

Building and Machinery Hardware

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

1 product

Power Transmission

Connecting Rods

Use with rod ends and swivel joints to link components in push/pull assemblies

808 products