Experience precision and efficiency with the Amana Tool Countersink Bit including a slow spiral, High-Speed-Steel (HSS) M2 fully ground drill bit. This countersink drill bit for wood, composite, and aluminum is designed for long-lasting performance. The Amana countersink drill bit is designed to minimize chatter, reduce heat, and produce clean, precise holes in a variety of materials. Fully ground to DIN 338 standards, it provides consistency for woodworking, cabinetry, furniture assembly, and general construction. Available in multiple sizes, the Carbide Tipped 82 Degree Countersink delivers dependable performance for professionals who demand precision and reliability. Please note: When drilling aluminum-ferrous materials, for optimal performance and extended tool life use lubricant or air cooling. Make sure the material is fixed and the drill is stable during drilling. COUNTERSINK DRILL BIT: The carbide-tipped, 2-flute integral design and slow spiral HSS fully ground drill bit is designed to drill pilot holes and tapered countersinks for wood screws IDEAL FOR DRILLING: Acrylic, Aluminum/Non-Ferrous, Aluminum Composite Materials (ACM), Composite Decking Materials, Chipboard, Man-Made Boards, and MDF 82 DEGREE COUNTERSINK DIMENSIONS: 55269; Angle 49 Degrees; 3/8 Diameter x 1/4 Quick Release Hex Shank for Wood Screw 12 to 14; HSS slow spiral M2 DIN 338 fully ground drill bit included CARBIDE TIPPED: Amana countersinks ensure long-lasting cutting edge performance and tool life, delivering repeatable precision for a variety of cutting projects INDUSTRIAL-QUALITY TOOLS: Amana Tool is an industry leader for over 50 years specializing in industrial quality cutting tools for the woodworking, plastics, aluminum, composite, and metal UPC 738685552698 Model 55269 Brand Name Amana Tool Shank Type Hex Unit Count 82.0 Count Item Weight 0.02 Grams Point Style Taper Point Manufacturer Amana Tool Material Type Carbide Item Type Name Cutter Tool Flute Type Spiral Cutting Diameter 9.53 Millimeters Number of Flutes 2 Included Components 1 Amana Branded Tool Cutting Angle String 82 Degrees Surface Recommendation Plywood,Wood Global Trade Identification Number 00738685552698