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
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THE SEAT ON THE TRUNK
If the lattice bike rack seems not very convenient, to make him removable seat made from thick cut plywood or particleboard. It is mounted on the bottom decks.
