Wooden ruler B7

The folding rulers from the B7 series are made of beech wood
The rulers have a double-sided scale in millimeters
The scale is covered with a layer of water-based paint and a double layer of varnish resistant to scratches, abrasion, splashes, and the adverse effects of sub-zero temperatures and UV radiation
Thickness of the slats: 3.2 mm
Table width: 16 mm
Accuracy class III
They have plastic joints and ends protected against corrosion with a brass coating
The joints are built into the ruler profile, which makes it possible to draw a continuous line without steps
A protractor is placed on the outer joints, allowing the arms to be set at angles of: 15°, 30°, 45°, 60°, 75° and 90°