General description The CSPARKV 8 Pcs Wood Drill Bit Set is designed for woodworking enthusiasts and professionals alike. This versatile set includes a range of drill bits suitable for various materials, ensuring precision and efficiency in your projects. Technical specifications Material: High carbon steel Chamfering device diameter: 15.8mm Sizes included: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm Compatibility and accessories Compatible with bench drills, hand drills, and conventional drills Usage Ideal for drilling into wood, granite, ceramic tile, glass, PVC, rubber, and hardwood Perfect for handmade woodworking projects such as toys, molds, and decorations