Угловая струбцина для сварки. Крутая идея из уголка. Angle clamp for welding.

Angle clamp (angle clamp). Home-made device for the convenience of welding parts to the butt, at an angle of 90 ° and 45 °. This device can also be used for carpentry and construction purposes.
The main advantage of the design is the ease of manufacture and accessibility of materials, as well as its universal application.