1. Gasoline engine: two-stroke, air-cooled , single-cylinder 2. Power: 5.9kw 3. Grinding wheel: double reinforced wire mesh 4. Maximum linear velocity: 100m /s 5. Rated R.M.P : 5100 ± 100r / min 6. Grinding wheel size: 350 25.4 T 3.8 / 4.2mm 7. Cutting accuracy: a. Vertical deviation between incision and longitudinal direction of the rail: 0.40mm b. Plane deviation between bidirectional cutting interface: 0.35mm 8. Cutting depth: 125mm 9. Cutting time: 120s ( for 60kg/m rail) 10. Machine weight: 28kg 11. Fuel tank capacity: 1.25L 12. Overall size: 850 480 500mm