Multi Chuck Quick Change Keyless Drill Chucks Conversion Tool Bit Adapter for Rotary Tools Accessories(Long Tail M7*0.75)

【Range Of The Chuck Is 0.5‑3.2mm】The range of the chuck is 0.5‑3.2mm, which can be used on electric grinders and electric drills after being clamped by con 【Universal Chuck For Electric Grinder】The product is an universal chuck for electric grinder with the short tail of about 17.5mm and th elong tail of about 23mm 【High Accuracy Good Coaxiality】The multi chuck possesses high accuracy and good coaxiality, easuring stable work 【High‑Quality Carbon Steel】Made of high‑quality carbon steel, the multi chuck possesses long service life, high hardness and guaranteed quality 【Professional Design】With professional design and reasonable structure, the product is easy to disassemble and assemble and effort‑saving