Thumb Screw Clamps | McMaster-Carr

Filter by

System of Measurement

Thread Size

Length

Material

Stainless Steel

Grip Style

Head Diameter

Fastener Head Type

Thumb Screw Head Profile

Threading

Partially Threaded

Head Height

Tip Type

Thread Direction

Color

Thread Length

RoHS

Compliant with Exemptions

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Thread Pitch

Thread Spacing

Head Color

Thread Type

Finish

Drive Style

How can we improve?

2,417 Products

Fastening and Joining

Tighten and loosen by hand without the need for tools

Fluid Handling

Hose and Tube Clamps

Hose and Tube Clamps

Connect hose and tube to barbed fittings

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

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

C-Clamps

Temporarily secure workpieces together or to a work surface

Clamping Screw Clamps

Clamping Screw Clamps

Mount in a base or through a threaded hole, then tighten the tip to hold a workpiece 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

Clamping Screw Mounting Bases

Clamping Screw Mounting Bases

Thread clamping screw clamps into the holes to hold workpieces

Ring Stands

Hold lightweight objects such as beakers and other lab equipment

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.)