Metric Hex Heads | McMaster-Carr

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Thread Size

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Material

Aluminum Bronze

Grade 5 Titanium

Stainless Steel

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Threading

Partially Threaded

Fastener Strength Grade/Class

Finish

Corrosion-Resistant Coated

Hot-Dipped Galvanized

Magnesium Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Head Width

Drive Style

Drilled Spanner

External 12-Point

External Square

Tamper-Resistant Hex

Tamper-Resistant Torx

Head Height

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Screw Features

Specifications Met

ANSI/MSS SP-114

Federal Specification

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Thread Direction

Color

Screw Size

Tensile Strength

Less than 100,000 psi

100,000 psi to 109,999 psi

110,000 psi to 129,999 psi

130,000 psi to 159,999 psi

160,000 psi or greater

RoHS

Compliant with Exemptions

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

Unit of Measure

How can we improve?

5,049 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

Shoulder Screws

Shoulder Screws

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

Set Screws

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

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

Screwdrivers

Tighten and loosen screws

Impact Drivers

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

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

Wrench Heads

Attach to your ratchet wrench and socket extension to turn fasteners where clearance is limited

Socket Bits

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

Box Wrenches

Grip all sides of a fastener to prevent slipping

Open-End Wrenches

Open-End Wrenches

Tighten and loosen fasteners from the top or the side

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.)