Features: Adopt the design of the fore-and-aft inclined tooth shape and three-blade combination, more efficient to drill than the flat tooth. Anti - slip Angle handle, double-sided crosscutting clamp design, better operation. Adopt of anti-corrosion coating technology, more wear-resistant and durable. Reduced damage of tip and improved performance of chips removal. Selected special-purpose carbide tips with geometry for cutting and lower friction. Used for hole cutting and process of annular groove matched with various magnetic drills. Specifications: Material: cemented carbide Cutting diameter: 24mm / 0.94 Shank diameter: 18mm / 0.71in Cutting depth: 35mm / 1.38in Drill body length: 50mm / 1.97in Total Length: 75 mm /2.95in Weight: 107g Package included: 1 x Annular Cutter 1、Adopt the design of the fore-and-aft inclined tooth shape and three-blade combination, more efficient to drill than the flat tooth 2、Anti - slip Angle handle, double-sided crosscutting clamp design, better operation. 3、Adopt of anti-corrosion coating technology, more wear-resistant and durable 4、Reduced damage of tip and improved performance of chips removal 5、Selected special?purpose carbide tips with geometry for cutting and lower friction