1. The handle adopted PP and TPR two color environment-friendly materials
2. Small point design on the surface of rubber increases resistance
3. Ergonomic handle design, ensure optimum force transmission
4. The rod through precision equipment processing machine,rod head match well with screw
5. S2 advanced alloy steel tool rod, surface phosphating treatment, the whole rod with vacuum heat treatment, Hardness HRC≥59, torque over 70% of the standard
6. Screwdriver rod can be used at both ends, it's wider range of use
7. Stress application grooves design, can be converted into stress application screwdriver