3mm/6mm Hand-held High-torque Wind-grinding Pen, Pen-type Grinding Machine Grinding Pen ,Long Service Life

Air inlet size: 1/4 (inch) Chuck size: 3mm/6mm No-load speed: 40000 (rpm) Recommended tracheal diameter: 5 (mm) Weight: 0.45 (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