Metric Thumb Screws | McMaster-Carr

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3,461 Products

Thumb Screws

Stainless Steel Flared-Collar Knurled-Head Thumb Screws

Stainless Steel Flared-Collar Knurled-Head Thumb Screws

The decorative collar leaves extra room to grip in wet and corrosive environments

Plastic-Knurled-Head Thumb Screws

Plastic-Knurled-Head Thumb Screws

The strength of stainless steel with a lightweight head that won't rust

Stainless Steel Raised-Profile Knurled-Head Thumb Screws

Corrosion-resistant, with a raised head you can grasp with oily fingers

Stainless Steel Knurled-Head Thumb Screws

Stainless Steel Knurled-Head Thumb Screws

Fasten panels and covers in wet and corrosive environments

Stainless Steel Wing Thumb Screws

Stainless Steel Wing Thumb Screws

Corrosion resistant with a grip-friendly design

Steel Raised-Profile Knurled-Head Thumb Screws

Grasp tightly even with oily fingers

Steel Knurled-Head Thumb Screws

Steel Knurled-Head Thumb Screws

Fasten panels and covers by hand

Stainless Steel Extended-Tip Thumb Screws

Stainless Steel Extended-Tip Thumb Screws

The dowel-like tip guides the corrosion-resistant screw into holes with greater control

Six-Arm Plastic-Head Thumb Screws

Six-Arm Plastic-Head Thumb Screws

Wrap your entire hand around the large head and lobes for a tight grasp

Stainless Steel High-Profile Knurled-Head Thumb Screws

Twice as tall as low-profile thumb screws for added leverage in wet areas

Steel and Iron Wing Thumb Screws

Steel and Iron Wing Thumb Screws

A wing shape for more leverage than spade head thumb screws

Aluminum Flared-Collar Knurled-Head Thumb Screws

Aluminum Flared-Collar Knurled-Head Thumb Screws

Our most lightweight flared-collar thumb screws, these are one-third the weight of steel

Steel Four-Arm Extended-Tip Thumb Screws

Steel Four-Arm Extended-Tip Thumb Screws

Four arms and an extended tip to guide into holes with greater control

Sanitary Thumb Screws

Sanitary Thumb Screws

Withstand corrosion in sanitary environments that experience frequent washdowns

Stainless Steel Narrow-Profile Knurled-Head Thumb Screws

The slim head won't snag plugs and cords in electrical panels

Steel and Iron Spade-Head Thumb Screws

Steel and Iron Spade-Head Thumb Screws

Our most popular spade-head thumb screws, with a flat head for extra twisting leverage

Other Products

Knobs

Position, tighten, and secure fixtures and equipment

Easy to tighten and loosen by hand for making frequent adjustments

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

Shoulder Screws

Shoulder Screws

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

Spring Plungers

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

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