Industrial-grade Powerful Wind Batch, Double Hammer Pneumatic Screwdriver, Large Torque Pneumatic Screwdriver ,Long Service Life

Chuck size: 1/4 (inch) Idling speed: 7300 (rpm) Air inlet size: 1/4 (inch) Length: 290 (mm) Maximum torque: 250N.m Air pressure: 90 psi Screw tapping ability: 8mm Tool net weight: 1.75 (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