EXTENDABALE LEVEL 700916It is new product.There are two features,one is two models to cover lengths,the other one is measuring disk with scale....
Heavy duty extruded aluminium frame.
Aluminum section size inner: 21x50mm, Outer: 35x60mm
3 professional solid vials(90°,180°,90°),the accuracy is 0.5mm/m.
Powder coating finish or anodized finish.
Take "out-of-plumb"measurements quick an accurately.
Built-in out of plumb measuring disk with scale.
Combination fractional and metric rule.