【Excellent Quality】This star-shaped knob is made of high-quality plastic, the internal thread part is made of high quality brass.
【Easy to use】No other tools are needed, and it can be used directly by screwing into the threaded rod. Holds tightly and doesn't slip.
【Wide Applications】Widely used for lathe machine, mechanical equipment, instrument and apparatus, food and pharmaceutical industry equipment. It can be used in drill press, lathes, fixture, feather board and fences, and other places where 1/4 inch female thread is needed.