Material: Made of high-quality metal and tough bakelite material, these clamping knobs are durable and can withstand daily wear and tear, ensuring even force and not easy to slip.
Multi-purpose: The clamping screw knob is widely used for face grinder,Molding and polishing machine, Precision drilling-milling, Turning lathes, Boring,tapping, drill press, bench lathes,Table saw,etc.
Smooth : By polished and flash-removed process, the smooth rim of male thread revolving handwheel knob ensures a comfortable grip for your hands, reducing the risk of injury.
Great replacement for your broken one with this knob. Easy to Use. Please pay attention to the measurement to make sure it is right for you before ordering.