Hex Bolts | McMaster-Carr

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Corrosion-Resistant Coated

Dyed

Galvanic Barrier Coated

Galvanized

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Unified Standard Class 2A

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Tensile Strength

Less than 10,000 psi

10,000 psi to 19,999 psi

20,000 psi to 29,999 psi

30,000 psi to 99,999 psi

100,000 psi or greater

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Compliant

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

Yes

Export Control Classification Number (ECCN)

38,659 Products

Fastening and Joining

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

11,747 products

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

7,915 products

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

2,747 products

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

1,128 products

Flat Head Screws

Fit in countersunk holes for a flush finish that won't snag on surrounding parts

2,580 products

Set Screws

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

4,811 products

Shoulder Screws

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

6,534 products

Wood Screws

Fasten material to wood or pieces of wood to each other

452 products

Thumb Screws

Tighten and loosen by hand without the need for tools

78 products

Captive Panel Screws

Secure panels and enclosures while still having access to them

129 products

Fastener Assortments

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

4 products

Concrete Screws

Anchor parts to concrete, block, and brick without tapping the hole first

84 products

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

2 products

Binding Barrels

Create custom low-profile fasteners with binding barrel posts, caps, and screws

193 products

Anchors

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

56 products

Power Transmission

Lead Screws

Pair with lead screw nuts to move components in a straight line

27 products

Building and Machinery Hardware

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

23 products

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

17 products

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

1 product

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

2 products

Fabricating and Machining

Lathe Tool Insert Holder Replacement Parts

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

26 products

Clamping Screws

Combine with other coil-thread components to build a fast-threading clamping assembly

6 products

T-Tracks

A versatile foundation for custom fixturing setups

4 products

Electrical Power, Networking, and Controlling

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

3 products