Pin hole in a copper pipe above the cooler at a local sandwich shop. This is caused by not reaming/deburring the copper when orignially assembling. I see this all the time, there's no excuse for not reaming, its just lazy. | mechanical-hub.com

Today's tutorial shares how to fix a pinhole leak in a copper pipe. You can do this without soldering and in 10 minutes. It's a perfect temporary fix until you can replace the pipe or call a plumber. Either way, your toolbox needs the product in this video :D | Home Repair Tutor | Facebook