Please click on an FAQ link below to view information regarding that question.   Question: These Zymico Weld-B-Gone products look pretty cool, but they look like they may be difficult to install.   Answer: The Weld-B-Gone products are of very high quality, and take about five minutes to install. All you need is a 7/8" holesaw, step drill, or conduit punch and a set of channel-locks. All Zymico products come with complete instructions.