Of tubes of different diameter, tightly placed one on another, you can build a jig for drilling end holes in cylindrical rods of various cross sections. For the outer bushings are better to use a steel tube with a thickness of 0.5 mm, and the inner insert can be bent any sheet metal. V. MARTINTON, Novocheboksarsk
Recommend to read
“FLEET” FROM ELEMENTARY PLATES
Wooden boxes for transportation of fruits or vegetables are mostly one-time use and then are disposed of. Boards, of which they are made, can be a good building material for the...
MODULE-UNIVERSAL
Modern structural materials greatly expand the manufacture of furniture for individual projects. Frame system, designed by the firm of Mr. Doors, allow homebrew to create cutting-edge...
