01 Input Square(F):
The material is Cr-V alloy steel.
02 Output Square(M):
The material is Cr-V alloy steel brings better stability and reliability.
03 Main body:
Small and light weight benefits as socket size is easy for operation.
The mechanism device is patented.
The material is Chrome molybdenum alloy steel.
04 Handle:
The movable reaction handle is suit for different working place.