14:05

The welder's invention amazed engineers | Mechanical Tools That Save You Thousands!

18:19

A drill tool made from a steel iron shaft drill was crafted with his own skills | Making drill tool

9:54

How to Charge a Dead Lithium Battery Without a Charger 100% Safe

16:09

Incredibly Smart — A Creative and Precise Idea That Amazed Millions of Engineers | TN DIY

16:17

Don’t Throw Away Broken Angle Grinder! You’ll Regret It Forever If You Miss This Project