Hex Fasteners | McMaster-Carr

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Stainless Steel

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Partially Threaded

Threaded on Both Ends

Threaded on One End

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Titanium Carbon Nitride (TiCN) Coated

Zinc Flake Coated

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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

Flat Head Profile

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DFARS Specialty Metals

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Compliant with Exemptions

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24,543 Products

Fastening and Joining

Socket Head Screws

Socket Head Screws

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

Rounded Head Screws

Rounded Head Screws

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

Flat Head Screws

Flat Head Screws

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

Set Screws

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

Shoulder Screws

Shoulder Screws

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

Fastener Assortments

Fastener Assortments

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

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

Tighten and loosen by hand without the need for tools

Studs

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

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Anchors

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

Standoffs

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

Building and Machinery Hardware

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

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

Slip-On Framing and Fittings

Slip-On Framing and Fittings

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

Protective Plugs

Protective Plugs

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

Electrical

Electrical Enclosure Fasteners

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

Fabricating and Machining

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

T-Slot Nuts

Combine with setup studs or bolts to mount fixtures to machine tables

Lathe Tool Insert Holder Replacement Parts

Lathe Tool Insert Holder Replacement Parts

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

Clamps

Hold workpieces securely in place

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)