Security Screws | McMaster-Carr

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Barrel Drive Style

Tamper-Resistant Torx

Thread Size

Length

Fastener Head Type

Material

Stainless Steel

System of Measurement

Rounded Head Style

Drive Size

Head Diameter

Finish

Phosphate Coated

Threading

Partially Threaded

Screw Size

Head Height

Flat Head Profile

Thread Type

Thread Spacing

Tip Type

Thread Direction

Specifications Met

Fed. Spec. QQ-P-35

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Locking Type

Screw Drive Style

Tamper-Resistant Torx

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1,596 Products

Fastening and Joining

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

Tapping Screws

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

Socket Head Screws

Socket Head Screws

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

Pentagon Head Screws

Pentagon Head Screws

Create a tamper-resistant joint with a head than can only be removed with a 5-point socket

Hex Head Screws

Hex Head Screws

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

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Screwdrivers

Tighten and loosen screws

L-Keys

Turn fasteners from either end and reach into tight spots

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