... . 2,Finish:polishing 3,Competitive Mechanical fittings factory price Steel Bracket Detail Feature: Materialsaluminum,alloy steel,brass,stainless steel,al.,al ... punch press 5 to 300 tons(max. size is about 100*80cm),bending machine,floding machinewelding machine and various specialized lathesProcess ... drwaing or samples to estimate the exact unit prices. steel bracket