ITEM NAME:0.5-3.2mm 10 x Brass Metal Drill Collect Chuck Bits For Rotary O0B1 D6V9 4 G4B6 Description 100% Brand new and high quality Durable and practical Compatible with most of rotary tools used in hardware,hobby,home,etc Suitable for installation inside diameter of less than 4.3mm drill,electric grinding,hanging mill,hose above Color:Silver, Golden Material:BrassMetal Overall Length:Approx. 17mm Shank Diameter : Approx. 4.3mm Clamping Diameter :0.5mm/0.8mm/1.0mm/1.2mm/1.5mm/1.8mm/2.0mm/2.4mm/3.0mm/3.2mm Package includes: 10 x Drill Collect Chuck Bits (1 set) 1 x Screw Nut Note: 1. Because of the size measurements are handmade, so there may be 0.1-0.5inch error 2. Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same..1 x Screw Nut. Color:Silver, Golden.