Product information:
1300mah 10 batteries
Color: Black and Blue
Cut-in speed: 0-4000rpm
Impact frequency: 0 to 4000ipm
Maximum torque: 520N. Rice
Square opening: 1/2"
Feature:-520 n. M large torque, stepless speed control switch.
-Strong electric wrench, multi-purpose
-Tungsten steel shaft, high hardness and wear resistance.
