4. Prior to use
Preliminary adjustment
-
Take the chuck (8) and insert into the alignment hole guide (3).
-
Rotate the chuck to open in order to insert the drill bit to be grinded.
-
Open the positioning jaws by depressing the alignment button. Then,
fully insert the drill bit between the positioning jaws.
-
Release the alignment button slowly in the way that the positioning jaws
seize the drill bit above the clamping groove while closing in order to adjust
the position.
- Rotate to the right to close the chuck and remove it from the alignment hole.
Additionally, tighten the chuck a little once again.
Grinding
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Connect the tool to a power supply.
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Use the switch to turn on.
-
Insert the chuck with the drill bit into the grinding hole (6). Then, rotate
the chuck lightly pressing to the left and right stop until the grinding noise
gradually decreases. Remove the chuck from the groove, rotate 180° and
repeat.
