High-precision collet heads constructed from carbon steel, ideal for trimming and carving tasks with electric routers. Conversion ready design for trim routers, these collet chucks are compatible with multiple shaft sizes. Choose from bore diameters of 6 mm, 8 mm, or 35 mm to meet your needs. Durable and reliable: Made from high quality material, these collet chucks are built for long life and withstand demanding use. They deliver dependable performance across a range of woodworking tasks. Easy to use: User friendly design allows quick installation and removal. Mount on your machine and begin routing with ease. Applications: - Trimming and contour carving on panels and components with routers. - Converting trim routers to handle different shaft sizes, expanding tool compatibility. - Precision joinery, inlay work, pocketing, and small scale milling where exact collet sizing matters.