Capacity: Metric: 0.8 – 10 mm Imperial: 1/32 – 3/8 inch Mount/Taper: 3/8 – 24 UNF Diameter (D): 43 mm Length (L1): 54 mm Overall Length (L): 64.5 mm Upgrade your machining capabilities with our self-tightening chucks, designed for precision and ease of use. With a wide capacity range and robust mounting options, these chucks ensure reliable performance in various applications.