Why didn't I know this, creative idea that makes connecting corrugated pipes (twisted tubes) easy!

Why didn't I know this, creative idea that makes connecting corrugated pipes (twisted tubes) easy!
When constructing electrical lines in the house, people often use pipes
(Conduit) is called corrugated pipe, twisted plastic pipe for construction, so there are many places to be broken or cut to join together. In this video I use a trick to connect 2 corrugated pipes of the same size together without glue. Watch the video till the end.
Welcome to my channel, In my channel I will present cool DIY projects, crafts and hacks. Experience the joy of doing it yourself! Subscribe to support me to make more videos.
• Why didn't I know this...