8 mm Drive Screws | McMaster-Carr

Filter by

System of Measurement

Thread Size

Length

1 1/4" to 4 11/16"

1 5/16" to 4 11/16"

1 5/16" to 4 3/4"

1 5/16" to 6 13/16"

1 3/4" to 4 3/4"

1 13/16" to 4 11/16"

1 13/16" to 4 3/4"

1 7/8" to 6 7/8"

2 1/4" to 5 1/4"

2 9/16" to 4 3/4"

2 3/4" to 12 1/2"

2 13/16" to 12 1/2"

Thread Pitch

Fastener Head Type

Threading

Partially Threaded

Socket Head Profile

Material

Beryllium Copper

Stainless Steel

Finish

Phosphate Coated

Zinc Flake Coated

Fastener Strength Grade/Class

Drive Style

Drilled Spanner

External 12-Point

Hex with Pilot Recess

Tamper-Resistant Hex

Tamper-Resistant Torx

Head Diameter

Thread Spacing

Thread Type

Head Height

Thread Direction

Specifications Met

Drive Size

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

Shoulder Diameter

Thread Fit

Metric Class 4g6g

Metric Class 4h

Metric Class 5g6g

Metric Class 6g

Metric Class 6h

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

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

How can we improve?

791 Products

Socket Head Screws

Steel Socket Head Screws

Steel Socket Head Screws

The standard for high-strength fastening

Stainless Steel Socket Head Screws

Stainless Steel Socket Head Screws

Won't rust or corrode when exposed to moisture and chemicals

Low-Profile Steel Socket Head Screws

The shorter head won't snag on components

Low-Profile Steel Socket Head Screws with Pilot Recess

The pilot recess fits an extended-tip L-key for extra leverage

Left-Hand-Thread Steel Socket Head Screws

Left-Hand-Thread Steel Socket Head Screws

Turn left to tighten

Low-Profile Stainless Steel Socket Head Screws

Corrosion resistant with a shorter head that won't snag on components

Steel Flanged Socket Head Screws

Steel Flanged Socket Head Screws

The flange spreads pressure over a wide area to protect thin and soft materials

Plastic Socket Head Screws

Plastic Socket Head Screws

Secure parts without adding much weight

Low-Profile Stainless Steel Socket Head Screws with Pilot Recess

Corrosion resistant with a pilot recess that fits an extended-tip L-key for extra leverage

Serrated Flanged Socket Head Screws

Serrated Flanged Socket Head Screws

The flange has a serrated edge to keep screws in place, even under mild vibration

Sealing Socket Head Screws

Sealing Socket Head Screws

Keep out dust and contaminants and lock in air and fluid

Venting Socket Head Screws

Venting Socket Head Screws

A hole prevents the buildup of pressure and vacuum in sealed spaces

Steel Thread-Locking Socket Head Screws

Steel Thread-Locking Socket Head Screws

Lock parts in place on vibrating machinery without having to add threadlocker yourself

Stainless Steel Thread-Locking Socket Head Screws

Stainless Steel Thread-Locking Socket Head Screws

Corrosion resistant with a bonded nylon patch so you don't have to add threadlocker yourself

Sealing Thread-Locking Socket Head Screws

Sealing Thread-Locking Socket Head Screws

Seal out contaminants and lock in air and fluid in vibrating systems

Other Products

Flat Head Screws

Flat Head Screws

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

Rounded Head Screws

Rounded Head Screws

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

Shoulder Screws

Shoulder Screws

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

12-Point Screws

12-Point Screws

12 contact points handle more torque than a hex head while a flange eliminates the need for a washer

Set Screws

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

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

L-Keys

Turn fasteners from either end and reach into tight spots

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

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

Fixture Clamps

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

L-Key Handles

Comfort with every turn—these upgrade your L-keys into T-handle keys

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