... details 1 Device name Pointing machine2 Device compose 1,roller 2,bracket 3,bottom plate 4,motor 5,transimission system3 Operating ... speed:10 m/s Working speed:5-9m/s5 Motor 2.2KW-0.75KW6 Rotating speed 50 r/min7 Roller Diameter of ... Air switch9 Transimission type Narrow V belt or gear. UN-2 wire pointing machine