A kitchen knife may become an end in any argument…

This knife is made on a scale of 1 to 12 from flat stained steel sheet 1.5 mm thick. Other elements are made of plastic and the clinchers are from aluminium wire 0.6 mm in diameter.

The needed tools: a vise, 2 files, 3 broach files, abrasive paper of two types, a drill fixed on a vertical support – 1 set, a drill bit 0.6 mm, a piece of thick felt for polishing the handle, an extra wooden bar.

via dno