General description The 6pcs Collet Head Drill Chuck Adapter is designed for woodworking and milling applications. Made from high-quality steel, these adapters are lightweight, flexible, and durable, ensuring long-lasting performance. The set includes three different inner diameters: 6mm, 6.35mm, and 8mm, providing versatility for various tasks. Technical specifications Material: High-quality steel Inner diameters: 6mm, 6.35mm, 8mm Height: 20mm Wide Application Suitable for engraving machines Compatible with cutting engraving machines Works with woodworking router bits Other information Includes 6pcs milling machine adapters (2pcs of each size)