... gears, Double Gears, Spur gear, Curved gear, Rack gear, Circular gear, Driving & driven gear, Medium gears, Planetary reducer gear ... /M is its ability to make highly complex, high precision parts at a fraction of the cost of competing ... tester.6. High precision within tolerance 0.02mm, 100% good quality with competitive price, good abrasion resistance, high density & hardness, high efficiency, energy ...