... ,21,221/2”x1/2”12.7mmx12.7mm16,17,18,19,20,21,22,235/8”x5/8”16mmx16mm18 ... ,213/4”x3/4”19.1mmx19.1mm16,17,18,19,20,211”x1/2”25.4mmx12.7mm16,17 ... ,18,19,20,211-1/2”x1-1/2” ... 38mmx38mm14,15,16,17,18,191”x2”25.4mmx50.8mm14,15,162”x2”50 ... & Well-Trained Staff: Our advanced digital controlled heavy type machineries and well-trained workers ensure the quality of strong ...