Rotating Knobs | McMaster-Carr

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Stainless Steel

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Stainless Steel

Round-Head Thumb Screw Profile

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How can we improve?

4,864 Products

Building and Machinery Hardware

Knobs

Position, tighten, and secure fixtures and equipment

Indicating Knobs

Indicating Knobs

Control devices and view settings at a glance

Lever Handles

Replace gear levers or attach to cranks and hand wheels to make them easier to turn

Hand Wheels

Rotate to adjust machinery, valves, drill presses, and other equipment

Machine Handles

Machine Handles

Arms give you extra leverage to secure and position jigs, fixtures, and other equipment

Adjustable Handles

Adjustable Handles

Lift and turn to easily position and tighten components; also called clamping handles

Steering Wheel Knobs

Steering Wheel Knobs

Attach to steering wheels for one-hand operation

Ball Knobs

Provide grip on control levers and push-pull rods

Handle Nuts

Attach to threaded shafts to quickly turn the shafts by hand

Cam Handles

For fast clamping, push down on the handle to draw two parts together

Pull Handles and Knobs

Pull Handles and Knobs

Open and close cabinets, drawers, and doors on machines and equipment

Crank Handles

The offset handle gives extra leverage to maximize turning force

Ball-Lever Shafts

Ball-Lever Shafts

Attach a ball knob to create a custom handle for operating machinery

Window Opener Handles

Window Opener Handles

Replace handles instead of the entire opener to operate crank-to-open windows

Window Openers

Operate crank- or push-to-open casement and awning windows

Fluid Handling

Valve Handles and Knobs

Valve Handles and Knobs

Replace the handle on most types of valves

Measuring and Inspecting

Micrometer Speeder Knobs

Micrometer Speeder Knobs

Color code micrometers by calibration date, precision, or other criteria

Fastening and Joining

Tighten and loosen by hand without the need for tools

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