Before you drill cylindrical in shape, its surface need to procure under the drill “the hole” — to stake. But not so easy to set the core to such detail. Helps may this simple device, consisting” of two halves: the bottom serves as bed for the most part, and on top of the guide pins worn shaped clamp with holes for the core. It is much easier to work, improves the accuracy of markup. The fixture will stand in good stead not only at home but also at work. N. PASHCHENKO, Turner, Donetsk region.
Recommend to read
EVEN ON “FRANTIC”
In our magazine in 1973 (No. 2 cover No. 3, 4, and 6 — description and recommendations) we talked about the boat "TFA" air cushion, created by Swedish designer, Amateur Cumbersom...
THE PLOWMAN, AND THE REAPER
What a strange situation in our country, anybody can afford to buy a tractor — that it is not needed (well, except for fun in a rustic Villa), and to whom the tractor is necessary,...
