Square driver: 1"

Capacity Bolt Size: 1.77"

Free Speed: 4000r. p.M

Max Torque: 1912ft-lb/2600N. M

Overall length: 17.32" /440mm

Air Inlet: 1/2"

Air Hose: 1/2"

Net Weight: 26.03lbs/11.78kgs

Packing: 2pcs