supply of pneumatic impact wrench 1/2 , pneumatic impact wrench 1/2 with following specifications: max working torque fwd-690 nm , max torque reverse-970 nm, min working torque fwd-120 nm, air consumption at load-9.3 l/s, air inlet thr ead size (in) -1/4, max dynamic air working pressure -6.3 bar, free speed -10000 rpm, air consumption at fr ee speed- 2.1 l/s, aluminium clutch housing, clutch lubrication type- grease, handle type- pistol, impact m echanism- twin hammer, output drive size (in) -1/2, output drive type-square, starting system- trigger ma ke: chicago pneumatic model cp7741 or equivalent. makes: chicago pneumatic, ingersoll rand, apac h, aircat only. [ warranty period: 30 months after the date of delivery ] ]