Material: Glass fibre reinforced polyamide. Scratch, weather and chemical resistant.

Joints: Play-free, wear-free and dirt-resistant joint with spring pin for constant tension. Handy 90° latching for all joints.

Scale: Deep embossed black scale in 1 mm increments. Every 10 cm is marked in red.

Accuracy: CE conformity, EU standard accuracy class III.

Extra: Readable from both sides through a second, backwards running scale (Recto Verso). Depth measurement with push-out depth gauge. Angle measurement with anchoring of depth gauge in fixation hole.