7 Pcs/set Brass Drill Chucks Collet Bits 1-3.2mm Shank Screw Nut Dremel Rotary Water Tap

Overall Length:17mm/0.66 Material: Metal 1 x Screw Nut Durable and practical Clamping Diameter:1mm 1.6mm 2mm 2.4mm 3mm 3.2mm 6 x Metal Drill Chucks Collet Suitable for installation inside diameter of less than 4.8mm drill electric grinding hanging mill hose above Color:Gold Diameter of Shank:4.8mm/1.89 Compatible with most of tools used in hardware hobby home etc