Extended Pneumatic Engraving Machine, Pneumatic Grinding Wheel Grinding Machine Hand Tool ,Long Service Life

No-load speed: 22000 (rpm) Air inlet size: 1/4 (inch) Tool net weight: 0.45 (kg) Chuck size: 3mm Working pressure: 0.8mpa Related Products: pneumatic tools,butterfly mini wind puller,pneumatic screwdriver,pneumatic engraving machinepneumatic crimping pliers,pneumatic rust remover,pneumatic belt machine,pneumatic tapping machine,mini pneumatic shovel,pneumatic engraving pen,pneumatic polishing machine