HSS Countersink Drill Bit, Double Slot Conical Countersink Step Drill Bit (5mm-35mm) with Titanium Coating, Solid, Perfect for Screwdriver Drilling on Steel, Wood, Brass, Aluminum, PVC (Round Shank, 1

General Description This double slot cone countersink drill bit is designed for precise drilling of various sizes, ranging from 5 to 35 mm in diameter. Made from high speed steel (HSS) with a titanium alloy coating, it provides exceptional durability while reducing friction and heat during use. Technical specifications Drill diameter: 5-35 mm Material: HSS with titanium coating Shank: round, 13 mm Laser-etched dimensions for increased durability Compatibility and accessories Applicable materials: plastic, wood, copper, iron, fiberglass, PVC, metal fin and aluminum (thickness ≤ 3 mm) Use This drill bit is ideal for drilling thin parts made of copper, aluminum, as well as iron plates, wood panels and aluminum plates plastic. The double flute design and hole marking position facilitate quick and precise drilling.