1/2" Drive Screws | McMaster-Carr

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System of Measurement

Thread Size

Length

Fastener Head Type

Threading

Partially Threaded

Material

Stainless Steel

Finish

Zinc Flake Coated

Drive Size

Socket Head Profile

Thread Type

Head Diameter

Drive Style

External 12-Point

Thread Spacing

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

Shoulder Length

Shoulder Diameter

Specifications Met

Head Height

Thread Direction

Head Width

Thread Fit

Unified Standard Class 2A

Unified Standard Class 3A

Hardness

DFARS Specialty Metals

REACH

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

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380 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

Flat Head Screws

Flat Head Screws

Fit in countersunk holes for a flush finish

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

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

Fabricating and Machining

Fixturing Clamps

Fixturing Clamps

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

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