19-Piece Wood Drill Bit Set (10mm - 40mm) Carbide Cutter, for Installing Spherical Doors and Drawers, Shaping Bits for Making Clean, Flat-Bottomed Holes in Wood

【DRILLING CUTTING HOLES】: Suitable for pillar drills, pistol drills, vertical drills, hand-held electric drills, pedestal drills, and magnetic belt drills for mounting ball ends on doors and drawers; drilling on wood, plastic, and plywood products. 【PRECISION DESIGN】: The head provides visibility and stability during operation. The center spur on each bit ensures precise drilling and prevents walking and wobbling during operation, creating perfectly round and accurate holes. 【TITANIUM ALLOY STEEL】: Constructed with titanium alloy steel for long-lasting durability. The high-speed steel Forstner bit drills overlapping, angled, and pocket holes in all types of wood, easily drilling hinge holes, cylinder holes, computer desk threads, and cabinet fixings. 【19 DIFFERENT DRILL BITS】: Make clean cuts with a 7cm shank: 10mm, 12mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 28mm, 30mm, 32mm, 35mm, 40mm. Your sixteen bits can be easily stored between jobs. 【PROFESSIONAL TOOL SETS】: Guided by the circular rim, bores all arcs of a circle in any direction; Ensures a true, precise, and clean flat-bottomed hole with rapid waste removal, ensuring efficient work. Provides excellent visibility and precise cutting. Helps you quickly make clean holes in wood. Ideal for making flat-bottomed holes. We invest in research and development and listen to our customers. This leads to innovation that delivers and improves performance on the job site. Better accessories, better results. Hand-held electric drill, good impact resistance and toughness. Precise and clean flat-bottomed hole with rapid waste removal. Drilling machine function: It is much safer and more precise to use this drill bit in a drill press. Guided by the circular rim, the bores all have an arc in any direction. Ensures a true, precise, and clean flat-bottomed hole with rapid waste removal, ensuring efficient work. Specially designed for cutting: Angled and pocketed in all types of wood, easily drilling hinge holes, cylinder holes, computer desk thread holes, and cabinet fixings. High hardness, sharp edge, high precision, smooth cut, impact resistance. The drill bit's arc curve design provides chip removal advantages: Suitable for pistol drills, bench drills, handheld vertical drills, and stand-mounted power drills. Offers visibility and stability during operation. The central spur on each drill bit ensures precise drilling and prevents wobbling and oscillation during operation, creating perfectly round and accurate holes. When using this drill bit, wood, plastic products, plywood, etc., will become very hot; add water or coolant to prevent the material from smoking.