Metric Thumb Screws | McMaster-Carr

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System of Measurement

Thread Type

Thread Size

Material

Stainless Steel

Head Diameter

Thumb Screw Head Shape

Fastener Head Type

Round-Head Thumb Screw Profile

Thread Pitch

Threading

Partially Threaded

Head Height

Thread Length

Grip Style

Collar Height

Head Color

Stud Length

Collar Diameter

Mount Type

Threaded Through Hole

Unthreaded Hole

Shoulder Diameter

Head Texture

Shoulder Length

4 mm to 49.75 mm

6 mm to 49.75 mm

REACH

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

DFARS Specialty Metals

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3,277 Products

Fastening and Joining

Tighten and loosen by hand without the need for tools

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

Easy to tighten and loosen by hand for making frequent adjustments

Spring Plungers

Spring Plungers

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

Building and Machinery Hardware

Knobs

Position, tighten, and secure fixtures and equipment

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