WTH-25 CNC Computer Controlled Hot Coiler for car suspension springs is made by Wintime Machinery with four servo control and high speed hot coiling. Its coiling speed, pitch, unwinding speed and end bending all are digital control. It is available for both left and right turn compression. Pitch is adjustable by CNC system. High rigidity and strong power of the machine, easy bar material installation, flexible guide, as well as lubrication system can guarantee long term, stable and reliable working condition.Speed 5~10 seconds/1pc,Dimension: L4500×W1340×H1870mm； Max. Spring O.D.: φ350mm； Max. Spring Length: 700mm；Wire Dia.: φ10～25mm；It starts,clamps and unwindings automatically.Max speed 200 rpm.The starting end can be rolled of pig-tail type.