[Specifications] - Material: High Speed Steel, Pitch: 0.3mm, Precision: 0.005, Outer Diameter: 28mm / 1.1inch, Inner Diameter: 8mm / 0.31inch, Thickness: 8mm / 0.31inch. [Material] - The knurling wheel is made of high speed steel, durable to use. High strength, hardness, wear resistance, anti-demolition damage strength.. [Application] - To processing the work piece surface pattern during the mechanical process to prevent slipping.. [Usage] - Used for replacing your damaged knurl wheel..
