Features High-precision thread and tapered hole help the drill chuck accurate and reliableSet comes with a chuck keyEasy to convert the key input force into a larger clamping force and it has strong impact resistance Code74-HIL112, HIL116SIZE (IN. / JT)1/2 #6, 5/8 #3L1 (MM)66, 77L2 (MM)85, 94D1 (MM)38, 40D2 (MM)53, 57N.W. (G)675, 864SET (CTN)30
