— A.2 —
A. REPLACING THE BLADE TIPS
The following describes how to replace the blade tips of the tangential cutter and swievel cutter.
Tangential cutter blade
The method to replace a carbide blade 45˚ (SPB-0045) is described below.
•Keep your fingers away from the blade tip. Touching the blade tip can injure your
fingers.
Grind the blade tip and crest of the high-speed steel blade using a hand lapper supplied with the
device as an accessory.
Ground crest will allow secure installation of the blade in the holder. Grinding the blade tip (to
round it) will improve durability.
Gently rub the blade tip with the hand lapper while checking how far it is ground.
Grind the sloping section.Round the blade tip.
Hand lapper