1. Professional portable hardware tools.
2. Light weight, compact design.
3. High hardness and good toughness.
4. Bits size:
- Straight: 1.0, 1.5,1.5,2.0,2.0,2.5,2.5,3.0,3.0,3.5,3.5
- Nut Driver: M2.5,M3.0,M3.5,M4.0,M4.5,M5.0,M5.5
- Hexagon: 0.7,0.9,1.3,1