... Atlas Copco Cop131EB, BBE57; Furukawa M120, Drill Shank Adaptors/drill chuck adaptor/impact drill adaptors/R38, T38 threadMatching manchine: Atlas Copco ... cut . In the world, there are different drill machines, so different shank adapters are available, like Atlas Copco, Tamrock ... length and different threads. Sinodrills shank adapters are compatible with most popular drill machines in the world.Thread ...