impact screw driver drill

model :I-6912/I-6990DWE

Rated Voltage :12 V

max driving torque :110N.M

diameter screw wood:12-4 MM

diameter screw steel & aluminum:8-4MM

rotation speed :2300-0RPM

impact rate :2800-0 BPM

charge time :45MIN

battery type :NI-CD 2AH

overall length:175 MM