Details of the processing of tin will need a small jig from two pieces of plexiglass with holes for pins. The sheet metal of the workpiece is placed between the strips connected on the pins, and the entire package is clamped in the vise. Then you can operate a needle file or a file without fear that the item will get wrinkled.
P. MARACHEV, Perm
Recommend to read
… INVENTED THE SHOVEL
This, according to the apt definition of "dictionary" V. dal "lopaty shell pick, vygreba, nawalka and suction loose bodies" is one of the most ancient instruments. Its history began in...
THE WAY TO “EAST”
In 1955, the Soviet Union took arms ballistic missile R-5, launch weight and range which were respectively 29 tons and 1200 km Mass warhead of about one ton. At start-up to a distance...
