Heavy Duty Drill Chuck 1pc 0 13mm 1/2" Steel Self Tightening Keyless B16 for Lathe Electric Press

LARGER The drill chuck has good metal texture, comfortable surface, easy to clamp, so that the output becomes larger. LARGE CLAMPING FORCE: Clamping force of this self-tightening chuck would increase according to required force. The unique thrust bearing facilitates the application of by the handle into a greater clamping force. EASY TO USE: The chuck adapter adopts keyless design, tightening and loosening is by hand force, which offers a quicker and easier chucking and unchucking. WIDELY APPLICATION: The keyless drill chuck adopts precise machining for accuracy. Widely used with various drill machines, milling machines, lathes, boring lathes and electric hand tools. SPECIFICATIONS: Type: B16; Material: 45# steel; Capacity: 0-13mm(1/2"); Inner Diameter: 15.733mm(0.61"); Out Diameter: 40mm(1.57"); Length: 88mm(3.46").