1-64 Bolts | McMaster-Carr

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System of Measurement

Thread Size

Length

Fastener Head Type

Head Diameter

Threading

Partially Threaded

Drive Style

Thread Spacing

Thread Type

Drive Size

Material

Stainless Steel

Socket Head Profile

Head Height

Finish

Specifications Met

Rounded Head Style

Flat Head Profile

Thread Direction

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

Thread Fit

Unified Standard Class 2A

Unified Standard Class 3A

Hardness

Countersink Angle

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

REACH

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74 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

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

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

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