1. Material: steel
2. Color: black (knurled) + brown (wheel)
2. Knurled wheel graphics: 0.8mm / 1.0mm1.2mm / 1.5mm / 1.6mm / 1.8mm / 2.0mm
4. Knurled wheel diameter: about 20 mm
5. Twill direction of two rollers: one is positive and the other is negative
6. Equipped with fine, medium and coarse diamond knurling
7. Machined metal knob or other non-slip working on the appearance of rolling pattern
8. Rigidity, abrasion resistance, resistance to disassembly and destruction
9. Anti-rust and high processing efficiency
10. High strength and hardness, durable
11. For processing the surface pattern of the workpiece
12. Ideal for replacing damaged linear knurled wheels