The 6' X 1/2" Rhino Ruler Engineer's/Metric model 55130 has ft/10ths/100ths on one side; cm/mm on the other.
Rhino Fiberglass Composite folding rulers are waterproof and wear resistant. Rugged polyamide is reinforced with 30% fiberglass to make a flexible and scratch resistant ruler. Rhino rulers won't warp or swell like wooden folding rulers. The deeply embossed scales won't wear away under harsh working conditions.