
A great tool for making holes in concrete, ceramics, brick is obtained from a carbide cutting plate lathe cutter, driven on the grinding wheel to the shape of a disk with a tapered cutting edge. Mandrel for mounting in the Chuck is machined from steel rod Ø 12 mm. Disc is mounted on the axial groove with the screw M5.
V. KNYAZEV, Leningrad
Recommend to read
LIKE THE PHONE
When connecting such a power source as an ordinary galvanic battery for flashlight, not so easy to achieve a reliable attachment of wires to flat pin made of thin sheet metal. Moreover,...
RIDING ON THE WINCH
In this release, "M-K" we want to acquaint readers with one of the most effective tilling mechanisms, which has recently been gaining more and more popularity among Amateur designers....