Product Name: Mattress Machinery Automatic Bonnel Coiler Model NO.: BTH-80 Spring End Diameter: ?65~ 90mm Trademark: BCD bedding machinery Transport Package: Plastic Film/Salver Specification: CESGS Origin: Nanjing, China HS Code: 8479899090 Product Description Mattress Spring Machine(BTH-80)Main application and performanceThis is auto machine specialized for mattress springs making, it contains the coiling , knotting and heat-treating mechanism , with PLC touch screen programme , stable performance , convenient adjustment , reliable security and high efficiency .Spring end diameterφ65~ 90mmSpring turns4-7 turnsWire diameter2.0~2.5mmWork efficiency80pcs/min.Spring height100~180mmTotal power17KW