Flange Head Screws | McMaster-Carr

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Screw Features

Fastener Head Style

System of Measurement

Thread Size

Length

Fastener Head Type

Material

Stainless Steel

Drive Style

External 12-Point

Threading

Partially Threaded

Finish

Black Zinc Plated

Corrosion-Resistant Coated

Galvanic Barrier Coated

Hot-Dipped Galvanized

Phosphate Coated

Ultra-Corrosion-Resistant Coated

Zinc Yellow-Chromate Plated

Screw Size

Thread Pitch

Fastener Strength Grade/Class

Head Width

Flange Diameter

Tip Type

Head Height

Rounded Head Style

Head Diameter

For Use In

Stainless Steel

Thread Direction

Socket Head Profile

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

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3,257 Products

Fastening and Joining

Hex Head Screws

Hex Head Screws

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

Rounded Head Screws

Rounded Head Screws

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

Tapping Screws

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

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

Socket Head Screws

Socket Head Screws

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

Wood Screws

Fasten material to wood or pieces of wood to each other

Tighten and loosen by hand without the need for tools

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

Building and Machinery Hardware

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

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