When processing large surfaces of metal or wood, each master uses to fasten sandpaper to any device. One of the simplest: a piece of wood, girded with a rubber ring This method is convenient because it allows you to quickly change the exhaust a strip of abrasive material by a new one.
Recommend to read
ARMY PYRO
Light tank T-26 in the prewar years, became the most massive military armored vehicle of the red Army. Quite naturally the base of this tank was widely used by designers to create war...
“SCHOOL” TIME
When designing equipment for the new sports season to our members once again raised the question of finding a middle ground between championship superparty and sverhpredelna models for...