More ideas from Игорь
Locked mortise

A blind tenon joint with wedges Jigokuhozo (地獄ほぞ) Japanese traditional wood joint technics Tsugi-te / Shiguchi (継手/仕口 - straight joint / angled joint) - Woodworking Tuesday

Arch proportions - image and description of the use of arch in architecture.

Arch proportions - image and description of the use of arch in architecture. As a security preventative measure, It is advised that you place a metal liner between the stone and the fire.

A chess set made from nuts and bolts? Pretty much the coolest thing ever.

Here is something for you chess players. Chess made out of nuts and bolts. It features 32 beautiful, handcrafted chess pieces served in a tool chest carrying case (available in Black and Red).

Применение полиспастов.

Risultati immagini per pulley system