garage door chain hoist 1).Customized Solution 2).OEM/Small order accepted 3).Lead time 30 days garage door chain hoist EquipmentCNC stamping/punching machine, CNC bending machine, CNC cutting machine, 5~250 tons punching machines, welding machine, polish machines...Processed materialstainless steel, copper, carbon steel (according to customer's requirement)Surface treatmentHot galvanized, ...