M12 Knobs | McMaster-Carr

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110 Products

Knobs

Threaded-Stud Knobs

Threaded-Stud Knobs

Mount these knobs into a threaded hole

Threaded Through-Hole Knobs

Threaded Through-Hole Knobs

Long shafts can thread through these knobs for mounting versatility

Threaded-Hole Knobs

Threaded-Hole Knobs

Install on a threaded stud to provide a secure grip

Choose-a-Color Threaded-Hole Knobs

Choose-a-Color Threaded-Hole Knobs

Identify equipment controls and components at a glance by their color

Comfort-Grip Threaded-Hole Knobs

Comfort-Grip Threaded-Hole Knobs

A rubber coating provides a comfortable grip

Other Products

Ball Knobs

Provide grip on control levers and push-pull rods

Lever Handles

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

Adjustable Handles

Adjustable Handles

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

Tighten and loosen by hand without the need for tools

Spring Plungers

Spring Plungers

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

Cam Handles

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

Handle Nuts

Attach to threaded shafts to quickly turn the shafts by hand

Ball-Lever Shafts

Ball-Lever Shafts

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

Retention Knobs

Retention Knobs

Attach tool holders such as collet chucks and end mill holders to your CNC machine’s spindle

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