Good metal texture, comfortable surface, easy to clamp, so that the output torque increases Sturdy design, suitable for lathe or milling, drill press Suitable almost like drilling and lathes with MK2 mount Keyless design, tightening and loosening is done by hand, which allows for faster and easier tightening and untightening < p>Widely used with various drills, milling machines, lathes, boring lathes and electric hand tools.