Large Torque Pneumatic Engraving Machine, Hand-held Pneumatic Grinder Hand Tool ,Long Service Life

No-load speed: 22000RPM (rpm) Working pressure: 90psi Air inlet size: 1/4 (inch) Recommended tracheal diameter: 5 (mm) Weight: 0.6 (kg) 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