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Reversing switch action
This tool has
a
reversing switch to change
the direction of rotation. Move the revers-
ing switch lever to the
&
position for
clockwise rotation or the
&
position for
counterclockwise.
CAUTION
:
0
Always check the direction of rotation before drilling.
*Use the reversing switch only when the tool comes to
a
complete stop. Changing the
direction of rotation before the tool stops may ruin the tool.
Hammer drilling operation
Position the bit
a t
the location for the hole,
then pull the trigger.
Do not force the tool. Light pressure
gives
best results. Keep the tool in position and
prevent it from slipping away from the
hole.
Do not apply more pressure when the hole
becomes clogged with chips or particles.
Instead, run the tool
a t
an idel, then re-
move from the hole. By repeating this
several times, the hole will be cleaned out.
Drilling operation
0
Drilling in wood
When drilling in wood, best results are obtained with wood drills equipped with
a
guide
screw. The guide screw makes drilling easier by pulling the bit into the workpiece.
0
Drilling in metal
To prevent the bit from slipping when starting
a
hole, make an indentation with
a
center-
punch and hammer
a t
the point to be drilled. Place the point of the bit in the indenta-
tion and start drilling.
Use
a
cutting lubricant when drilling metals. The exceptions are iron and brass which
should be drilled dry.
7
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