... it is for screw tap grinding machine,capacity m5-m16 tap grinding machine Specification1. Specialize in grinding screw tap. It's precise, easy ... screw front angle, the front angle can control at random.Tap diameter M5-M16 Apex angle 5-45degree Power AC110V/AC220V ... /50HZ/60HZ Grinding wheel CBN200#HSS for tap grinding Standard accessory collets:5pcs,Hex wrench:2sets,CBN grinding ...