Headless Bolts | McMaster-Carr

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System of Measurement

Thread Size

Length

Material

Tip Type

Threading

Threaded on Both Ends

Thread Pitch

Finish

Hot-Dipped Galvanized

Zinc Yellow-Chromate Plated

Fastener Head Type

Thread Direction

Right Hand and Left Hand

Thread Type

Thread Spacing

Drive Style

Spring Plunger Driver

Fastener Strength Grade/Class

Performance

Electrically Insulating

Thread Fit

ASME Interference Class 5

Metric Interference Sk6

Unified Standard Class 1A

Unified Standard Class 1B

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Unified Standard Class 3B

Not Rated

DFARS Specialty Metals

Specifications Met

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

Hardness

Threaded Insert Type

Thread Length

Tensile Strength

10,000 psi to 39,999 psi

40,000 psi to 49,999 psi

50,000 psi to 99,999 psi

100,000 psi or greater

Not Rated

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17,036 Products

Fastening and Joining

Set Screws

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

5,036 products

Shoulder Screws

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

91 products

Studs

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

637 products

Hold-Down Bolts

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

21 products

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

3 products

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

1 product

Dowel Screws

Screw into holes to join two pieces of wood

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

5,370 products

Thread Adapters

Join threads of a different type, size, and gender

72 products

Threaded Inserts

Create new threads or repair stripped threads

2,506 products

Standoffs

Separate, position, or connect components in assemblies

1,259 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

237 products

Fabricating and Machining

Setup Studs

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

627 products

Lathe Tool Insert Holder Replacement Parts

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

25 products

Power Transmission

Connecting Rods

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

808 products

Building and Machinery Hardware

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

1 product