Thumb Screw Clamps | McMaster-Carr

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System of Measurement

Thread Size

Length

Material

Stainless Steel

Head Diameter

Grip Style

Fastener Head Type

Thumb Screw Head Profile

Threading

Partially Threaded

Head Height

Thread Direction

Thread Length

Color

Thread Spacing

Thread Type

Thread Pitch

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Tip Type

Stud Material

Stainless Steel

Drive Style

Head Width

Head Color

How can we improve?

2,418 Products

Fastening and Joining

Tighten and loosen by hand without the need for tools

Fluid Handling

Hose Clamps

Connect hose to barbed hose fittings

Tube and Tube Fittings

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

Flow-Adjustment Valves

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids through a line

Building and Machinery Hardware

Knobs

Position, tighten, and secure fixtures and equipment

Fabricating and Machining

Ring Stands

Hold lightweight objects such as beakers and other lab equipment

C-Clamps

Temporarily secure workpieces together or to a work surface

Clamping Screws

Clamping Screws

Apply pressure through a flat-tipped screw to hold material in place

Pipe Welding Clamps

Pipe Welding Clamps

Position and hold pipe joints for welding and assembly

Corner Clamps

Align and secure materials at a corner joint

Bar Clamps

Secure large materials with adjustable arms for even pressure distribution

Measuring and Inspecting

Height Gauge Scriber Clamps

Height Gauge Scriber Clamps

Replace the scriber clamp on your height gauge

Coordinate Measuring Machine Fixture Clamps

Coordinate Measuring Machine Fixture Clamps

Keep workpieces in place for hands-free measuring and inspecting

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