Description: 7pcs Knurling Knurler Tool 0.5/1.5/2mm Pitch Single Wheel Straight Wheel Linear Knurl Set.    Features: 1. The Knurling wheel is ideal for replacing your damaged Linear Knurl wheel.  2. Rigidity, wear resistance, anti-demolition damage strength, long service life.  3. Two rollers twill direction: One is positive and the other one is negative.  4. The mechanical process metal knob or other work at the appearance of rolling pattern for anti-slip.  5. It comes with fine, medium,and coarse diamond knurls.  6. Used for processing the work piece surface pattern.    Specification: Knurling Material: Steel;  Wheel Material: Steel;  ox.0.5mm, 1.5mm,2.0mm;  Knurling wheel Diameter: Approx.20mm;  0.5mm Straight Linear Knurling Wheel;  Knurling pitch: 0.5mm;  Net pulley diameter: 26mm;  Hole diameter:10mm;  Hanawa Thickness: 8mm;  Dimension:26 x 8mm/1.02 x 0.31"(Dia x T);  1.5mm Straight Linear Knurling Wheel;  Knurling pitch: 1.5mm/0.06'';  Outer diameter: 27mm/1.10'';  Inner diameter: 8mm/0.31'';  Thickness: 8mm/0.31'';  Total Size: 27x8x8mm/1.10x0.31x0.31'';  2mm Straight Linear Knurling Wheel;  Knurling pitch: 2.0mm / 0.08";  Knurled wheel outer diameter: 26mm / 1.02";  Hole diameter: 10mm / 0.39";  Knurled wheel Thickness: 8mm / 0.31";  Total size: 25x8mm / 1.02x0.31" (Outer Dia. x T);    Package Included: 1 *knurling;  6*knurling Wheel;    Notice:  1. Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.  2. The color may have different as the difference display, pls understand