2PCS Copper Hinge Heavy Duty 45 x 30mm Industrial Sewing Door Hatch Locker

Feature: \n 1. The opening and closing of case will be flexible and effortless.\n2. This hinge is made of copper, tough, soft and ductile.\n3. High quality spring ensures strong strength and long durability, the rotation angle is 180 degree.\n4. Fit for folding tabletop, sewing machine table and etc.\n5. It is very reliable that with more than 50,000 times opening and closing service times. \n\nSpecification: \nDescription:\n\nThis hinge is made of copper, tough, soft and ductile.It is very reliable that with more than 50,000\ntimes opening and closing service times.Fit for folding tabletop, sewing machine table and etc.\n\nFeatures:\n\n--\n\nThe opening and closing of case will be flexible and effortless. \n\n--\n\nThis hinge is made of copper, tough, soft and ductile. \n\n--\n\nHigh quality spring ensures strong strength and long durability, the rotation angle is 180 degree. \n\n--\n\nFit for folding tabletop, sewing machine table and etc. \n\n--\n\nIt is very reliable that with mo: