supply of 3/4 sq. drive cordless impact wrench having brush less motor.3/4 sq. drive cordless impact wrench having brush less motor.,3/4 sq. drive cordless impact wrench having brush less motor and iq power control system with 4models: full power, half power, wrench tight and hand tight. free speed: 0-2450 rpm, max. torque: 1000ft.-l b.(1360 nm), nut busting torque:1500ft.-lb. (2033 nm), weight inclusive battery:3.5 kg approx. with 20v batte ries 5ah-2 nos. and one charger as per ingersoll rand model no. w7172-k22 or equivalent. shall be supplied a long with impact socket3/4x38 mm-02 nos. and 3/4x42mm-02 nos.make-ingersoll rand/atlascopco/uryu onl y. [ warranty period: 30 months after the date of delivery ]