ER16 Collet chuck- MT3 Taper. No collets in this set just the Chuck, please see my other listings for the sets. This is threaded for a M12 x 1.75 drawbar. You can use this on a mini mill or Clarke mini lathe with the MT3 headstock taper. Or any tailstock, machine with a MT3 taper in fact. Any questions please let me know |