Product Type: Common Spring Machine Place of origin: China Model No: ZJ-2 Price Terms: FOB, CIF Payment Terms: T/T,L/C Package: Wooden Case Minimum Order: 1 Set Delivery Time: 30 to 50 days Brand Name: Yuantian This Spring coiling machine is maninly used for producing bonnell springs suitable for mattresses, cushions and furniture industries. This spring coiling machine consists of the following systems: wire delivery, spring coiling, spring delivery, knotting, heat-treatment and spring piling. Spring piling. Spring coiling process is digital controlled by servo motor system. It simplifies the adjustment of spring specifications, without adjusting or replacing cams. This spring coiling machine is YUANTIAN's another newly developed high-tech machine with high capacity and steady performance.