General description These 6pcs Collet Head Adapters are essential tools for woodworking, designed to serve as adapters for various cutting knives. The set includes three sizes: 6mm, 6.35mm, and 8mm, with two pieces of each size, making them versatile for different applications. Technical specifications Material: High-quality carbon steel Sizes: 6mm, 6.35mm, 8mm (2 pieces of each size) Color: Black Silver Usage Suitable for engraving machines, wood milling machines, and cutting engraving machines. Before installation, clean the chuck and pressure cap with detergent or petrol to ensure they are free of residue. Portable and designed for high precision, providing firm and stable clamping to improve work efficiency. Other information Please allow a 1mm error due to manual measurement. Color may vary slightly due to lighting and screen differences.