Features:
1. Also useful for hobbyists, home builders, manufacturers, artists
2. The scale is clear and does not wear easily.Humanized design, beautiful and generous
3. Fine quality aluminum alloy material, high hardness, strong toughness, not easy to rust
4. Outside Tri-Square, Inside Tri-Square, Mitre Square, Spirit Level, 45 degree Level, Plumb Level, Depth Gauge