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
Insurance for drill
Drill chuck, in particular manual, is not always able to keep the drill from turning when machining hard metals or release of the cutting edges of metal. It solves the problem of the...
FOLLOW THE LEADER ON THE SPOT
Now many people use the bike in winter as indoor exercise bike. Options the reasons for this are constructed very different. The total they have, perhaps, one thing: "boring" to pedal...
