Hardened steel alloy cylinder: 
Made of nodular cast steel and with the precise process heat-treatment, high strength provides long life twice times than regu.
1. Free speed: 13,000rpm. 
2. Air inlet: 1/4". 
3. Air pressure: 6kg/cm2. 
4. Avg. air cons.: 0.4 m3/min. 
5. Orbital Dia: 3mm. 
6. N.W.: 0.83Kg. 
7. Length: 200mm.