5PCS 82 Degree HSS 1/4"-3/4" with 1/4" Hex Shank Countersink Drill Bit Set

Adaptable Countersink Drill Bit Set：This 5-piece counter sink drill bit set includes sizes 1/4”, 3/8”, 1/2”, 5/8”, and 3/4”, featuring an 82-degree angle tip designed to drill precise countersink holes in wood, metal, plastic, and other materials. Important: DO NOT USE these countersink drill bits for processing STAINLESS STEEL or IRON PLATES.

Precision Countersink Drill Bits：Each counter sink drill bit features 5 sharp flutes and a precisely ground 82° angle, delivering fast, smooth screw recessing in all workpiece types. An excellent choice for woodworking、metal projects and versatile material applications.

Quick-Change Shank Design：Engineered for countersink drill bit sets, this 1/4" hex shank countersink drill bits quick-change shank in seconds. Seamlessly compatible with handheld drills, impact drivers, and drill presses – no chuck adjustment required.

Organized Storage Case：This counter sink drill bit set comes with a custom-molded compact case featuring bit-specific slots to keep countersink bits securely organized and protected. Ideal for workshop-to-jobsite portability while extending tool lifespan.

Engineered for Longevity：Crafted from high-speed steel, this counter sink drill bit set delivers exceptional heat resistance and wear tolerance for maximum lifespan. Maintenance Tip: Apply cutting oil after each use to prevent corrosion and maintain peak performance.