10pcs Mini Drill Chuck Adapter with Nuts Kits 0.5-3.2mm 4.3mm Shank Micro Brass Collet for Electric Rotary Tools Spare PartsFeature:It is durable and functional. Compatible with most rotary tools for equipment, hobbies, home and more. Suitable for mounting drills, electric grinders, hanging grinders and hoses with an inner diameter of less than 4.3mm. Made of pure brass material with special heat treatment for greater hardness and durability. Clamping diameter: 3.2mm, 3.0mm, 2.4mm, 2.0mm, 1.8mm, 1.5mm, 1.2mm, 1.0mm, 0.8mm, 0.5mm. Specification:Material: BrassTotal Length: 16mm Shank Diameter: 4.3mm Tail Diameter: 4.8mm Type: 0.5/0.8/1.0/1.2/1.5/1.8/2.0/2.4/3.0/3.2mm Brass Sleeve + Silver Single NutNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Please allow slight measurement deviation due to manual measurement.10 x Brass Collets1x Nuts