Drill chuck left-hand screws is made of carbon steel, which feature is strength and offers good corrosion resistance in bad environment like high temperature, cold weather, and high humidity areas.
Left-hand thread screws for UNF drill chuck shank adapters.
Using high-precision cutting technology, the threads are very precise, clean and sharp, and the deep and clear threads can easily penetrate wood and plastic, ensuring a firm fixation and not easy to deform and slide during use.
Ideal replacement parts for worn out and damaged one.
Package includes 5pcs M6x25mm drill chuck left-hand screws.