This tool is adopted the most advanced ways that is ulitlized vacuum furnace to heat treatment for abrasion, deformation of resistance.
1. SUPERIOR FORCE OF CUTTING ENERGY
2. INTERLOCK FIRMLY
3. SYMMETRICAL TEETH
4. POWERFUL TORQUE
5. GRASP FORCE 100%
SECIFICATION: 5"/ 7"/ 10" (INTERNAL STRAIGHT TYPE)
PURPOSE: VEHICLE & MECHANIC