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
THE PROJECT-MODEL-CAR
Design and manufacture of midget cars is one of the popular directions of technical creativity. This can be judged by the growing number of automodular presented at various technical...
DRINKER FOR TREES
Gardeners know that during a dry summer, the harvest and its quality is directly proportional to the hard work of the owner and the amount of water that he will provide for their Pets. ...
