... Mould design quick sample 4Professional in Aluminum OEM Hinge Aluminum Heavy Duty HingeSpecification:Material: Alluminum Alloy: 1x,2x, 3x, 4x ... Electroplating, Fabrication: Sawing, Deburing, Milling, Drilling, Turning, Tapping, Shearing, Insulation, Platic forming, HydroformingApplication:The extruded aluminum ballast is our ... a thorough understanding of customer requirement. Aluminum Heavy Duty Hinge