Model number
Voltage class compatibility
Maximum Capacities:
Drill chuck
Max drilling diameter in masonry
Max drilling diameter in concrete
Permitted ambient temperature
during operation and storage
the risk of starting the tool accidentally.
Mounting and Removing Hammer
Attachment
To mount hammer attachment (Fig. 2):
1. Make sure that there are no screwdriver
or drill bits in the main hex drive (8).
2. Insert the hex shaft of hammer attach-
ment into the drive (8) and push the ham-
mer attachment, turning it clockwise and
counterclockwise, until there is no gap
between the clutch ring and the locking
FIG. 2
2
2
GFA12-H manual DRAFT 20220121.indd 9
Specifications
Assembly
Disconnect battery pack from tool before making any assembly, adjust-
ments or changing accessories. Such preventive safety measures reduce
8
1
3
GFA12-H
12V MAX
SDS-Plus
5/8" (16mm)
3/8" (10mm)
-4° to +122° F (-20° to +50° C)
ring on the hammer attachment, and the
hammer attachment snaps in place.
3. Lock the hammer attachment in place by
turning the lock ring (2) in the direction
shown, towards the lock symbol, until it
clicks.
To remove hammer attachment (Fig. 3):
1. Turn the lock ring (2) in the direction
shown (towards the unlock symbol) until
it clicks.
2. Pull the hammer attachment away from
the tool.
FIG. 3
2
-9-
1
2
1/27/22 8:08 AM