supply of cordless impact wrench(battery operated ), size-1/2 inch square drive. make: hikoki, milwaukee and hilti only. specifications: 1) voltage-36v, 2) motor type- brushless, 3) switch type-variable speed trigger switch with forward/reverse change over lever, 4) drive -12.7mm (1/2cordless impact wrench(battery operated ), size-1/2 inch square drive. make: hikoki, milwaukee and hilti only. specifications: 1) voltage-36v, 2) motor type- brushless, 3) switch type-variable speed trigger switch with forward/reverse change over lever, 4) drive -12.7mm (1/2,cordless impact wrench(battery operated ), size-1/2 inch square drive. make: hikoki, milwaukee and hilti o nly. specifications: 1) voltage-36v, 2) motor type- brushless, 3) switch type-variable speed trigger switch with forward/rev erse change over lever, 4) drive -12.7mm (1/2) square drive, 5) capacity: ordinary bolt m12 to m33, 6) capacity: high-te nsion bolt m10 to m24, 7) maximum tightening torque-1,400 nm, 8) nut busting torque-2,000 nm approximately, 9) no lo ad speed: mode 4; 0 to 1,500/min, mode 3; 0 to 1,200/min, mode 2; 0 to 900/min,mode 1; 0 to 600/min 10) full impact rat e: mode 4; 0 to 2,500/min, mode 3; 0 to 2,200/min, mode 2; 0 to 1,900/min, mode 1; 0 to 1,600/min, 11) auto stop function -yes, 12) auto slow function-yes, 13) ip56 dust and water resistant-yes, 14) light yes- white led, 15) weight including ba ttery-3.9kg approximately, 16) overall length x height: 221mm x 290mm approximately, standard accessories: suitable charger and battery with stackable case and battery cover. [ warranty period: 12 months after the date of delivery ] ]