Fein Annular Cutter Set TiN, 1 In Cut D, 11 Pc 63134999022

11-Piece Cobalt TiN-Coated Annular Cutter Set, 3/4" Weldon Shank This industrial-grade 11-piece annular cutter set is engineered for maximum durability in high-heat and abrasive drilling applications. Constructed from premium M42 cobalt high-speed steel and enhanced with a Titanium Nitride (TiN) surface treatment, these cutters offer superior hardness and lubricity, significantly reducing friction and extending tool life. The specialized geometry allows for rapid, burr-free holemaking in tough materials like stainless steel and high-tensile alloys. Featuring a 3/4" Weldon shank for a secure, slip-resistant fit in magnetic drill presses, this set provides a comprehensive range of sizes for high-speed, precision metalworking.