Nakanishi Black Whetstone (10 pieces) #60 42912 1 PK

Catalog number: 42912 Features: ●A high-precision grinding wheel with extremely small runout accuracy and little vibration chatter. Applications: ●For rough grinding of general steel, castings, raw steel, etc. Specifications: ●Grain size (#): 60 ●Shape: Cylinder ●Outer diameter (mm): 8 ●Width (mm): 13 ●Shaft diameter (mm): 6 ●Maximum operating speed (rpm): 90000 ●Abrasive grain: A ●Total length (mm): 53 ●Color: Black ●Quantity: 10 pieces ●Binder: B (resinoid) Caution: ●For safety, be sure to wear protective equipment such as safety glasses. ●Use at or below the maximum operating speed.