The Hultafors STL Ruler is made from tempered stainless steel for extra durability. The surface is matt chrome-plated for anti-glare and more accurate reading. Graduated in millimetres along the upper edge, half-millimetres along the lower edge and with decimetre figures in red. The reverse side is blank.

Specification:

Tolerance: ±0.3 mm/m.

The Hultafors STL 600 Stainless Steel Ruler has the following specification:

Length: 600mm
Width: 28.5mm
Thickness: 1.2mm