General description These CSPARKV sourcing map 5pcs 3.2mm Brass Drill Chuck Collet Bits are designed for use with rotary tools. Made from durable brass, these micro-twist chucks provide a reliable grip for various drilling applications. Technical specifications Clamping Range: 2.8-3.2mm Shank Diameter: 4.3mm/0.17" Material: Brass Usage Suitable for combined use with hand drills or electric drills Ideal for drilling materials such as ABS, wood board, and press paper Other information Package Content: 5 x Brass Collet Drill Bits