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

  • DOUGLAS A20 BOSTONDOUGLAS A20 BOSTON
    American Douglas aircraft company was founded in 1921 by aircraft Donald Wills Douglas. Among the first aircraft issued by the firm were the torpedo bombers, passengers, mail and...
  • OF PUSKACH – MICROMOTOROF PUSKACH – MICROMOTOR
    Almost every Modeler had to suffer with the launch of a new motor. In all cases when it is necessary to simplify and speed up this process, you will need a starter. It is designed on the...