Complete 7Piece Rotary Tool Collet and Sleeve Kit This versatile 7piece set is designed for precision work with rotary tools and drill chucks, offering secure and efficient bit changes for a wide range of applications. Full Set for Versatility: Includes one durable black collet and six brass sleeves in sizes ranging from 1 mm to 3.2 mm, enabling compatibility with a variety of bit sizes and tool requirements. Fast Bit Changes: Quick chucking design allows you to unclamp and switch parts with minimal downtime, then reclamp securely for continued work. Ideal for projects requiring frequent bit changes. Reliable Grip: Engineered for firm holding under proper operating conditions, the M8 x 0.75 collet sleeves ensure bits remain stable during cutting, drilling, grinding, polishing, and other tasks. Durable Construction: Black collet made from carbon steel delivers exceptional strength, while precision brass sleeves provide consistent performance, forming a reliable connection between bits and tools. Practical Applications: 1. Precision drilling of small holes in wood, plastic, or soft metals where secure bit holding is essential. 2. Grinding and shaping with rotary tools for hobby projects, model making, or smallscale metalwork. 3. Polishing or sanding in tight spaces where changing accessories quickly improves workflow efficiency. With quality materials, accurate sizing, and a design focused on ease of use, this collet and sleeve kit is a dependable choice for anyone needing precise, secure, and adaptable bit holding across varied tool applications.