... usage:weld,harden,forge,anneal and melt High Frequency Induction Wood Working Tools Welding equipmentWelding (brazing, silver soldering, ... , specific applications are as follows: 1,Welding of metal cutting tools: diamond tools, grinding, drilling, alloy saw blade, ... , heat treatment, brazing and so on.High frequency newly IGBT induction welding equipment environmental and energy saving YOUR ATTENTION, ...