Diamond Knurls | McMaster-Carr

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18-8 Stainless Steel

Round-Head Thumb Screw Profile

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About Thumb Screw and Binding Post Materials

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Knurled-Head Thumb Screws

Stainless Steel Low-Profile
Knurled-Head Thumb Screws

Made from 18-8 stainless steel, these thumb screws are chemical resistant. They have a thin, knurled head for use in low-clearance applications.

Slotted Stainless Steel Low-Profile
Knurled-Head Thumb Screws

These slotted thumb screws have a thin, knurled head for use in low-clearance applications. Made of 18-8 stainless steel, they are chemical resistant.

Metric Stainless Steel Low-Profile
Knurled-Head Thumb Screws

These metric thumb screws are made of chemical-resistant 18-8 stainless steel. They have a thin, knurled head for use in low-clearance applications.

Steel Low-Profile Knurled-Head Thumb Screws

A thin, knurled head allows these thumb screws to be used in low-clearance applications. They have a black-oxide finish to resist corrosion in dry environments.

Metric Steel Low-Profile
Knurled-Head Thumb Screws

These metric thumb screws have a thin, knurled head for use in low-clearance applications. They have a black-oxide finish to resist corrosion in dry environments.

Brass Low-Profile Knurled-Head Thumb Screws

Brass thumb screws are corrosion resistant in wet environments and electrically conductive.

Stainless Steel Flared-Collar
Knurled-Head Thumb Screws

Stainless steel thumb screws have excellent corrosion resistance in most environments.

Aluminum Flared-Collar
Knurled-Head Thumb Screws

Aluminum thumb screws are lightweight and resist corrosion in wet environments.

Brass Flared-Collar Knurled-Head Thumb Screws

Brass thumb screws are corrosion resistant in wet environments and electrically conductive.

Narrow Knurled-Head Thumb Screws

Use these slim thumb screws in tight spaces.

Slotted Narrow Knurled-Head Thumb Screws

These slotted thumb screws are slim to fit in tight spaces.

Metric Narrow Knurled-Head Thumb Screws

With a slim profile, these metric thumb screws fit in tight spaces.

Stainless Steel High-Profile
Knurled-Head Thumb Screws

Stainless steel thumb screws have excellent corrosion resistance in most environments.

Steel High-Profile Knurled-Head Thumb Screws

These steel thumb screws have a black-oxide finish to resist corrosion in dry environments.

Knurling Tools

Knurls

Knurls

Pair these knurls with a knurling tool to create patterns on a workpiece for an improved grip.

Long-Life Knurls

Long-Life Knurls

Also known as axial-feed knurls, these have a convex face, which produces a cleaner pattern and lasts longer than standard knurls.

Manual Lathe Knurling Tools

Attach these tools to a manual lathe.

Knurl Sets for Hand Knurling Tools

Install these knurls in a hand knurling tool to create grooved patterns on steel and stainless steel without using a lathe.

Hand Knurling Tools

Knurl steel and stainless steel without a lathe.

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