Thumb Bolts | McMaster-Carr

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Fastener Head Type

Nut Type

System of Measurement

Thread Size

Length

Material

Stainless Steel

Thumb Screw Head Shape

Head Diameter

Threading

Partially Threaded

Round-Head Thumb Screw Profile

Head Height

Thread Length

Head Width

Thread Pitch

Thread Type

Thread Spacing

Finish

Zinc Yellow-Chromate Plated

Head Color

Thread Direction

Drive Style

Mount Type

Collar Height

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

How can we improve?

2,027 Products

Fastening and Joining

Tighten and loosen by hand without the need for tools

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

Fabricating and Machining

Clamps

Hold workpieces securely in place

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

Power Transmission

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

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