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Threaded-Stud Precise-Control Knobs

Knurled

Six Arm
Mount these knobs into a threaded hole. Turn the knob to move the stud 0.005" per graduation and make precise adjustments. Secure with the included locknut. Made of plastic, these knobs resist oil, grease, and solvents.
Screw-Head Mount Precise-Control Knobs

Knurled

Six Arm
To build a custom precise-control knob or thumb screw, pair one of these knobs with a socket head screw. Press the knob and screw together using a bench vise or an arbor press. Then, turn the knob to move the screw 0.005" per graduation and make precise adjustments. Made of plastic, these knobs resist oil, grease, and solvents.