FEATURES HIGH-CARBON STEEL CONSTRUCTION - Crafted from premium high-carbon steel with heat treatment, these bits offer superior hardness and exceptional wear resistance. This ensures long-lasting durability and reliable performance for all your woodworking and metalworking projects. EFFICIENT 5-FLUTE DESIGN - Featuring a five-flute grooved design, these bits efficiently remove sawdust and debris. This prevents clogging, reduces friction and heat, and provides a smoother, cleaner countersink with every single use. QUICK-CHANGE HEX SHANK - The standard hex shank allows for quick and secure attachment to most power drills and drivers. This design ensures a stable, wobble-free connection, improving your overall efficiency and precision on the job. PRECISION 82-DEGREE POINT - Engineered with a standard 82-degree angle, the tip perfectly creates tapered holes for countersunk screws. This allows screw heads to sit flush or slightly below the surface for a professional, seamless finish. POWER TOOL COMPATIBILITY - Designed for versatility, this set is fully compatible with a wide range of hand drills and electric drills. This makes it an essential and convenient addition to any toolbox for various applications and materials. SPEC Style: 5PCS, 3PCS Weight: 118g, 86g Material: High-Carbon Steel QTY: Buy 1, Buy 2 PACKAGE INCLUDES 1/2 x 5PCS or 3PCS Countersink Drill Bit Set NOTES Always wear appropriate safety glasses when operating power tools. Ensure the drill bit is securely fastened in the chuck before use.