Features: 100% brand new and high quality diagonal dual wheel linear knurling tool. The knurling wheel is ideal for replacing your damaged linear knurl wheel. Good rigidity, wear resistance, anti-demolition damage strength and long service life. Two rollers twill direction: One is positive and the other one is negative. The mechanical process metal knob or other work at the appearance of rolling pattern for anti-slip. It comes with fine, medium and coarse diamond knurls. Used for processing the work piece surface pattern. Spec:Condition: 100% Brand NewKnurling Material: SteelWheel Material: SteelColor: Black (Knurling) + Brown (Wheel)Knurling Wheel Figure: Approx. 0.5mm, 1.0mm, 2.0mmKnurling Wheel Diameter: Approx. 20mm0.5mm Diagonal Linear Knurling Wheel:Knurling Pitch: Approx. 0.5mm / 0.02inNet Pulley Diameter: Approx. 26mm / 1inHole Diameter: Approx. 10mm / 0.39inKnurled Wheel Thickness: Approx. 8mm / 0.31inSize: Approx. 26*8 mm / 1*0.3 in (Diameter * Thickness)1mm Diagonal Linear Knurling Wheel:Knurling Pitch: Approx. 1.0mm / 0.04inKnurled Wheel Outer Diameter: Approx. 26mm / 1inHole Diameter: Approx. 10mm / 0.39inKnurled Wheel Thickness: Approx. 8mm / 0.31inTotal Size: Approx. 26*8 mm / 1*0.3 in (Outer Diameter * Thickness)2mm Diagonal Linear Knurling Wheel:Knurling Pitch: Approx. 2.0mm / 0.08inKnurled Wheel Outer Diameter: Approx. 26mm / 1inHole Diameter: Approx. 10mm / 0.39inKnurled Wheel Thickness: Approx. 8mm / 0.31inTotal Size: Approx. 26*8 mm / 1*0.3 in (Outer Diameter * Thickness)Package list:1 * Knurling6 * Knurling WheelNotice:1. The real color of