supply of cordless impact driver/wrench with 3- stage power control for different torques. no load speed: 0-3200 rpm.cordless impact driver/wrench with 3- stage power control for different torques. no load speed: 0-3200 rpm.,cordless impact driver/wrench with 3- stage power control for different torques. no load spe ed: 0-3200 rpm, no-load speed (1st level): 0-1100 rpm, no-load speed (2nd level): 2600 rpm. torque max: 185 nm. impact rate: 0-3200 bpm. tool holder: 1/4 internal hexagon and 1/2 external square. screw dia meter: m6-m16, vibration emission value ah: 13 m/s square, uncertainty k: 1.5m/s square. no. of batteries: 2 x 4.0 ah and battery charger 140w - 01 no. make - bosch gdx 18 v-ec professional and similar to annex ure attached. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]