
FIG.C
1
Enclosure
2
speed changing plate
3
spring
4
decorative cover
5
plat spring
6
motor
7
drill chuck
8
torque setting ring
9
gearbox
10
switch lock button
11
LED cover
12
switch
14
battery pack
13
battery clip
15
V shape lock
16
tapping screw
17
charger
18
screwnail
19
back gearbox casing cover
20
motor gear