The sprocket drill chuck (752072) 3/8 “x 24 UNF is a metal sprocket drill chuck. This drill chuck has a span of 1, 0 — 10 mm. The machine is connected to the machine via a 3/8 “internal thread. This drill chuck is a pierced version for clockwise and anti-clockwise rotation. For drills with cylindrical shank. The drill chuck is suitable for stationary column drills as well as machine tools. The drill clamping force is increased by means of a supplied sprocket chuck.