Zinc Alloy A1 Tri Square/Try Square/Measuring Tools 1. Length:30cm/300MM/12" 15cm/150MM/6" 40cm/400MM/14" Material: ZINC alloy; All rulers can be made according to customer's drawings. Hangzhou Dongxin Measure & Hardware Factory have been established in 1996. Our factory is located in Hangzhou with convenient traffic. It's near Xiaoshan International Airport, and it takes 2 hours from Hangzhou to Pudong International Airport by car. We are specialized in the production of metal measuring tools, including S/S ruler, Tri-square, T-square, set square, protractor, caliper and level. We, und
Zinc Alloy Multi Function Combination Tri Square Ruler Can Do 30CM In Any Layout Metric, Inch And Me