Feature:

1, Heavy duty reinforced aluminum profile to maintain accuracy in tough work conditions and none twist;

2, Three solid acrylic shockproof vials;

-one horizontal vial,one 45 degree vial;

-one with plumb site dual view vial;

-Unbreakable acrylic shockproof vials;

-Ultrasonic welding of the vials;

-Anti-static,UV resistant.

3,  Extra-strong rectangular profile Ribs on the profile for reinforcement and improved handling&maintain accuracy in tough work conditions;

4, double color injected and  Permanent impact-resistant plastic end caps are used to protect the measuring surfaces;

5, With magnet(fit for metal working surfaces) or without magnet on bottom are available;

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