OSG EX Gold Drill, Medium Type for General Machining, 61051 EX-GDN-5.1, 1 Piece

Catalog number: EX-GDN-5.1 Features: ●With the intermediate groove length between stub and regular, it achieves non-step high-speed machining up to 4 times the diameter even with small diameters. Applications: ●Cutting materials: low, medium, and high carbon steel, alloy steel, tempered steel, tool steel, cast iron, ductile cast iron, aluminum drawn material, aluminum alloy casting, magnesium alloy. Specifications: ●Blade diameter (mm): 5.1 ●Groove length (mm): 39 ●Total length (mm): 83 ●Shank diameter (mm): 6 ●Twist angle (°): 30° ●Tip angle (°): 130 ●Surface treatment: TiN coating