Metric Hex Heads | McMaster-Carr

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4,937 Products

Fastening and Joining

Hex Head Screws

Hex Head Screws

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

Tapping Screws

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

Fastener Assortments

Fastener Assortments

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

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

Wood Screws

Fasten material to wood or pieces of wood to each other

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

T-Handle Keys

To turn fasteners in hard-to-reach spots, there's a long shaft and a grip for your whole hand

Impact Drivers

More powerful than drills to drive screws through dense material and loosen stuck fasteners

Screwdrivers

Tighten and loosen screws

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

Bit Sockets

Turn fasteners with an internal drive style without slipping and damaging the drive

Sockets

Turn fasteners with an external drive style without slipping and damaging the drive

Open-End Wrenches

Open-End Wrenches

Tighten and loosen fasteners from the top or the side

Box Wrenches

Grip all sides of a fastener to prevent slipping

Socket Bits

Switch out worn or damaged bits instead of replacing your entire bit socket

Fluid Handling

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

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