Bit angle (when chipping, scaling or
demolishing)
HR4001C
HR4010C
► 1. Change lever 2. Pointer 3. Lock button
HR4011C
► 1. Pointer 2. Change lever 3. Lock button
The bit can be secured at 12 different angles. To change
the bit angle, depress the lock button and rotate the
change lever so that the pointer points to the
Turn the bit to the desired angle.
Depress the lock button and rotate the change lever so
that the pointer points to the
that the bit is securely held in place by turning it slightly.
HR4001C
HR4010C
► 1. Change lever 2. Pointer 3. Lock button
2
3
1
1
3
2
symbol.
symbol. Then make sure
2
3
1
HR4011C
► 1. Pointer 2. Change lever 3. Lock button
Depth gauge
1
► 1. Depth gauge 2. Clamp screw
The depth gauge is convenient for drilling holes of uniform
depth. Insert the depth gauge into the hole in the grip base.
Adjust the depth gauge to the desired depth and then
tighten the clamp screw to secure the depth gauge.
NOTE:
•
The depth gauge cannot be used at the position
where the depth gauge strikes against the tool
body.
OPERATION
Hammer drilling operation
8 ENGLISH
1
3
2
2