Metric Hex Head Cap Screw Assortments | McMaster-Carr

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System of Measurement

Thread Size

Length

Material

Stainless Steel

Fastener Head Type

Thread Pitch

Threading

Partially Threaded

Drive Style

Hex with Pilot Recess

Tamper-Resistant Hex

Finish

Corrosion-Resistant Coated

Hot-Dipped Galvanized

Phosphate Coated

Titanium Carbon Nitride (TiCN) Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Socket Head Profile

Fastener Strength Grade/Class

Head Height

Shoulder Length

Shoulder Diameter

Head Diameter

Thread Type

Thread Spacing

Specifications Met

Fed. Spec. FF-S-86

Thread Direction

Drive Size

Tensile Strength

Less than 100,000 psi

100,000 psi to 119,999 psi

120,000 psi to 139,999 psi

140,000 psi to 159,999 psi

160,000 psi or greater

Head Width

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

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10,049 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

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 that won't snag on surrounding parts

Fastener Assortments

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

Shoulder Screws

Shoulder Screws

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

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

Wood Screws

Fasten material to wood or pieces of wood to each other

Tapping Screws

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

Building and Machinery Hardware

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

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