“SANDWICH” UNDER KERN

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

  • GEAR? EASY!GEAR? EASY!
    Despite all the difficulties of the post-Soviet time, the interest of our young citizens for the modeling are gone, and the ranks of the students, is passionate about making the existing...
  • UNIVERSAL BUBBLEUNIVERSAL BUBBLE
    Large plastic bottles of beverages which are colloquially called bubbles, is a wonderful semi — finished products for a variety of home-made articles. I commonly use them cutting into...