MOLDINO Carbide Coated Drill Carbide Non-Step Borer 04WNSB0550-TH 04WNSB0550-TH 1 piece

Catalog number: 04WNSB0550-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): 5.5 ●Groove length (mm): 36 ●Total length (mm): 78 ●Shank diameter (mm): 6 ●Effective machining depth: 4D (blade diameter x 4 times) ●Surface treatment: TH coating ●NSB shape ●TH coating ●W margin Material/Finish: ●Carbide