Extra Fine Bolts | McMaster-Carr

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System of Measurement

Thread Size

Length

Thread Pitch

Threading

Partially Threaded

Fastener Head Type

Fastener Strength Grade/Class

Thread Spacing

Finish

Zinc Yellow-Chromate Plated

Head Width

Material

18-8 Stainless Steel

Thread Type

Drive Style

Head Height

Socket Head Profile

Specifications Met

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

Screw Features

Thread Direction

Head Diameter

Drive Size

Thread Fit

Metric Class 5g6g

Metric Class 6g

Metric Class 6h

Unified Standard Class 1A

Unified Standard Class 2A

Unified Standard Class 3A

DFARS Specialty Metals

RoHS

Export Control Classification Number (ECCN)

REACH

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276 Products

Fastening and Joining

Hex Head Screws

Hex Head Screws

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

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

Rounded Head Screws

Rounded Head Screws

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

Tighten and loosen by hand without the need for tools

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

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