Nakanishi Small diameter diamond & CBN bar for internal grinding 15086 1 piece

Catalogue number: 15086 Features: ●The bond is elastic, and even with a large cutting depth, the surface roughness is excellent. ●Grinding is highly efficient with almost no burn marks. ●The resin bond makes it easy to handle and easy to use. Applications: ●For machining hardened steel materials (HRC60 or higher). Carbon tool steel, high-speed steel, alloy tool steel, stainless steel, heat-resistant alloys, cast iron, titanium alloys, etc. ●For precision internal grinding and light finishing grinding. Specifications: ●Grit (#): 170 ●Shape: Cylinder ●Outer diameter (mm): 4 ●Width (mm): 4 ●Shaft diameter (mm): 3 ●Maximum operating speed (rpm): 72000 ●Abrasive grain: CBN ●Total length (mm): 44 ●Neck diameter (mm): 2.5 ●Neck length (mm): 5 ●Blade diameter (mm): 4 ●Blade length (mm): 4 ●Quantity: 1 piece Caution: ●For safety, be sure to wear protective equipment such as safety glasses. ●Use at or below the maximum operating speed.