
The exploded assembly drawing should be used only for authorized
service center.
Item
Part Name
No.
1
Retaining Ring
2
Retainer
3
Guide Spring
4
Guide Sleeve (A)
5
Tapping Screw
(W/Sp. Washer)
D4
×
35
6B
Hammer Case
7
Washer (A)
8
Steel Ball
D3.175
9
Anvil (H)
10
Steel Ball
D5.556
11
Hammer
12
Steel Ball
D3.97
13
Washer (G)
14
Spring
15A
Stopper (A)
16
Washer (H)
17
Spindle
18
Idle Gear
19
Needle Roller
20
Ring Gear
21
Washer (C)
22
Ball Bearing
(6001VVCMPS2L)
23
Inner Cover
24
O-Ring (S-20)
25
Damper
26
Motor
27
Housing Clip
28
Tapping Screw
(W/Flange)
D4
×
20
29
Name Plate
30A
Housing (A), (B) Set
Item
Part Name
No.
31
Seal
32A
Switch Ass'y
33
Pusihg Button
34A
Fin
35
HITACHI Label
36
Mark Plate
37
Hook
38A
Terminal (A)
39
Terminal Support
40A
Terminal
41A
Machine Screw
(W/Sp. Washer)
M3.5
×
6
42
Battery EB12
501
Case
502
Charger (Model UC12Y)
Parts are subject to possible
modification without notice due
to improvements.