Feature:

1. High precision heavy duty spirit level with aluminum alloy frame for none twist;

2. Three shockproof solid acrylic vials (horizontal, plumb and 45);

3. Strong rectangular profile Corrugations on the profile for reinforcement and improved handling;

4. Finely milled measuring surface;

5. High grade Anodized surface treatment;

6. Accuracy: 0.5mm/m(0.0005in/in=0.029°);

7. Hanging holes on body and end cap to storage easily.