Product Description Specifications: Mount Type Tapered Maximum Drill Chuck Capacity (Inch) 33/64″ Maximum Drill Chuck Capacity (Decimal Inch) 0.5120″ Maximum Drill Chuck Capacity (mm) 13mm Minimum Drill Chuck Capacity (Inch) 1/32″ Minimum Drill Chuck Capacity (Decimal Inch) 0.0390″ Minimum Drill Chuck Capacity (mm) 1mm Key Style Keyless Bearing Type Ball Bearing Taper Size 6JT Closed Length (Inch) 3-29/32″ Closed Length (Decimal Inch) 3.9000″ Closed Length (mm) 99.06mm Open Length (Inch) 3-29/64″ Open Length (Decimal Inch) 3.4600″ Open Length (mm) 87.88mm Sleeve Diameter (Inch) 1-13/16″ Sleeve Diameter (Decimal Inch) 1.8100″ Sleeve Diameter (mm) 45.97mm Total Indicator Reading 0.0016″ Material Steel UPC: 095456096844 Enquiry Tell A Friend