Construction and mounting the nail dowel for fixing metal structures to concrete made from hardened steel. If you release hardened on the fire and sharpen the head a certain way, and then tempering it — get a perfect tool to the drill for figured wood and soft metals. L. MOROZOV, G. Samara
Recommend to read
CAN OPENER-GREGORATOS
The knife, which I did, the commercially available and opens cans faster. Its basis was a steel tube and rod, a part of her. The end of the rod is bent, it is inserted, and then open...
STEARMAN PT-13/PT-17/PT-18
In 1933, the designers of the American company "Starman" designed the training aircraft, with a motor 215 l,p, called the "model 70". It was an all-metal biplane with fabric covering,...
