With the application of high quality aluminium alloy and high
transparent, super clear vials, the level features high sensitivity to the
variation of measured surface position when it is placed on an objest;
Widely used in the architectures engineering, room decoration and 
sports to examine the horizontal or vertical position of an object.

Size: 300mm/12", 400mm/16", 500mm/20",
600mm/24", 800mm/32", 1000mm/40",
1200mm/48", 1500mm/60"