MOLDINO Carbide Coated Drill Carbide OH Non-Step Borer 03WHNSB0580-TH 03WHNSB0580-TH 1 piece

Catalog number: 03WHNSB0580-TH Features: ●The NSB groove shape has excellent chip evacuation properties, and the TH coating has excellent stability even at high temperatures, allowing for non-step, highly efficient machining. ●The W margin allows for high-quality machining. Applications: ●Workpiece: general steel, stainless steel, pre-hardened steel, cast iron. Specifications: ●Blade diameter (mm): 5.8 ●Groove length (mm): 29 ●Total length (mm): 82 ●Shank diameter (mm): 6 ●Effective machining depth: 3D (blade diameter x 3 times) ●Twist angle (°): 21-34 ●Tip angle (°): 140 ●Surface treatment: TH coating ●Lubrication type: internal lubrication ●NSB shape ●W margin adopted Material/Finish: ●Carbide