General description These Wood Drill Bits come in a set of 6, featuring sizes of 10mm, 15mm, 20mm, 25mm, 30mm, and 35mm. They are designed to help you quickly create clean, flat-bottom holes in wood, making them ideal for installing spherical wooden doors and drawers. Technical specifications Material: Carbide Sizes: 10mm, 15mm, 20mm, 25mm, 30mm, 35mm Usage Suitable for various drilling machines, including hole punches, bench drills, vertical drills, hand drills, and movable belt drills. Ideal for drilling hinge holes, cylinder holes, and threaded holes for furniture assembly. Perfect for wood, plastic products, and plywood. Other information The X-Wing head design provides visibility and stability during operation. The central spur of each drill ensures precise drilling and prevents walking and wobbling. Guided by the circular edge for true, precise, and clean flat-bottomed holes with fast waste removal.