Pin-in-Hex Screws | McMaster-Carr

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Drive Style

Tamper-Resistant Hex

System of Measurement

Thread Size

Length

2 3/8" to 3 1/4"

Fastener Head Type

Material

18-8 Stainless Steel

Head Diameter

Drive Size

Rounded Head Style

Screw Size

Flat Head Profile

Head Height

Tip Type

Threading

Finish

Phosphate Coated

Thread Type

Thread Spacing

RoHS

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Thread Direction

Specifications Met

Thread Pitch

Performance

Corrosion Resistant

Tamper Resistant

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

How can we improve?

282 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 that won't snag on surrounding parts

Tapping Screws

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

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.)