HDPE pipe fusion machine.
https://s3-us-west-1.amazonaws.com/h...ld_splicer.jpg
1:54 video:
https://www.youtube.com/watch?v=JEHHfBe86AQ
Previously:
https://www.homemadetools.net/forum/...041#post149300
https://www.homemadetools.net/forum/...339#post146323
https://www.homemadetools.net/forum/...824#post100116
https://www.homemadetools.net/forum/...722#post147972
https://www.homemadetools.net/forum/...697#post147846