Switch a Multiprocess Welder Using a changeover

Hello Friends in this Video I will show you how to make a useful tool for Welders who have multi-function Weldis such as tig, mig, mag & MMA and they have to change the polarity between DCEN, and DCEP every time they switch between the functions am sure this tool will save a lot of time and it will be very useful, enjoy the video, Perfect Way #Perfect Way Inner Light by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/ Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1300021 Artist: http://incompetech.com/