THE DRILL WILL SHARPEN

DRILL WILL SHARPEN THEThere are special devices for sharpening dull or broken drill bits If they are not at hand then try under a rotating drill bit set suitable abrasive (e.g. abrasive wheel) at an angle of 30 or 45 degrees — and the drill will self-sharpening.

Recommend to read

  • MORE ABOUT THE MINI-FARMMORE ABOUT THE MINI-FARM
    "In the journal "modelist-Konstruktor" No. 5 in 1983 we were interested rabbit mini farm inventor I. N. Mikhailov: immediately appreciated the amenities which are incorporated in this...
  • Kyosho Lamborghini C-1Kyosho Lamborghini C-1
    Lamborghini C-1 CAT - model racing boats internal combustion engine, developed in collaboration with Lamborghini. The boat more than a meter and is equipped with a powerful engine will...