We Welping provides 18 months limited warranty for our plastic welding machine and pipe tools, covering critical parts like body casting and gear box.  Free spare parts will be sent for replacement if the critical parts break down during normal operation (as per operation manual).  Quick-worn parts like heating tool,blade are not subject to the warranty policy. Any questions,pls consult with sales via email top@welping.cn or whatsapp +8613185061581