Feature:
1.design of variable frequency DC circucit is advanced, has the advantages of power saving, environmental protenction, security and other benifits
2.super start, anti blockage load force
3.automatic constant pressure control, in the setting of the output torque and no voltage drop value phenomenon,so that the electric screwdriver running more stable and longer service life
4.innovative design
5.high power, long life

OS-60A(250W) power supply with constant current and constant voltage design, power, able to withstand the harsh working environment and high strength screw locking operation, when exposed to large impact current in electric screwdriver, internal power supply can automatically cut off the power supply in order to play the role of motor protection electric screwdriver can not be damaged.can also be connected with the 2 supporting electric screwdriver and effect, light weight, small size,and easy to use is the power supply characteristics.