WITH A COMPASS THROUGH THE WALL

WITH COMPASS THROUGH THE WALLIf the wall must be drilled through hole, and the length of the drill is not enough, then this operation can be performed in two stages: the one on the other side of the wall. Drill to the target point hole, put in a magnet or metal rod. Then using a compass find the point of drilling from the opposite side of the wall. The use of the magnet is preferable, as it will not allow the needle of the compass incorrectly indicate that the valve wall.

Recommend to read

  • SORTED THEMSELVESSORTED THEMSELVES
    Every gardener knows that potatoes are not the same size. Therefore, the need for bulkheads potatoes obvious. After sorting it has a higher shelf life and high commodity properties:...
  • AGAIN ABOUT BIOGASAGAIN ABOUT BIOGAS
    The editors have received many letters on the publication of "Biogas: and warms, and cooks" (see "M-K" № 1, 1987), based on the materials of the Romanian journal "Technium". Of readers...