Welcome to our store! This product is used for the tapping chuck to insert taps on the machine tool for processing internal thread holes. It mainly consists of a tap chuck, chuck sleeve, compression spring, steel ball, and tap sleeve. The end face of the collet sleeve is provided with a claw that engages with the main shaft of the machine tool, and the sleeve of the collet sleeve is provided with a steel ball, a spring, and a pressure that can transmit force to the thread chuck while maintaining overload protection and tightening the screw. Torsion overload protection to prevent tap breakage. The tapping machine's tapping capacity is M12, M14, M16, M18, M20, M22, M24. Can be used in tapping machines, bench drills, rocker drills, and drilling machines. Item Type: Tapping Machine Chuck Tapping Capacity: M12, M14, M16, M18, M20, M22, M24 Suitable Tap: M16 Tapping Standard: JIS Net Weight: 699 g / 24.66 oz (approx.) 1 x Tapping Machine Chuck