Uxcell a13030400ux0464 Key Type 1.5-13mm Capacity B16 Tapered Bore Drill Chuck Product Name : Key Type Drill Chuck; Main Material : Metal; Color : Black, Silver Tone Capacity : 1.5-13mm; Mount : B16; Interior Hole Diameter : 16mm Body Diameter : 42mm/1.65"; Total Height : 55cm/ 2.2"