Hitachi WH 8DH Technical Data And Service Manual page 10

Cordless impact driver/cordless impact wrench
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Drill chuck adaptor set (Code No. 996195)
The drill chuck adaptor set permits mounting of various types of locally-available drill bits for a variety of drilling
operations.
(2) Optional accessories for the Model WR 8DH
Each dimension and applicable bolt for each hexagon socket
Shape B
H
Square
drive
Part Name
dimension
Sq
10 mm
12 mm
13 mm
14 mm
12.7 mm
Hexagon
(1/2")
socket
17 mm
19 mm
21 mm
22 mm
Each dimension and applicable bolt for each long socket
Shape B
H
L
1
L
Nominal diameter of applicable bolts
Code No.
ISO
ISO
(ordinary)
(high-strength)
M 6
944291
(1/4")
873632
M 8
873539
(5/16")
873540
M 10
873536
(3/8")
M 12
873624
(15/32")
873626
M 14
M 12
873627
(9/16")
(15/32")
L
1
L
2
L
Shape C
L
1
L
Dihedral
width
Inch
ISO
H (mm)
screw
(small type)
10
(3/8")
M 8
12
W 5/16"
(5/16")
(15/32")
13
(1/2")
M 10
14
(3/8")
(9/16")
M 12
17
W 3/8"
(15/32")
(21/32")
M 14
19
W 7/16"
(9/16")
(23/32")
21
W 1/2"
(53/64")
M 16
22
(5/8")
(7/8")
Shape D
L
1
L
2
--- 7 ---
Shape D
Sq
L
1
L
Socket primary dimensions
(mm)
Shape
L
L
1
40
8
B
(1-9/16")
(5/16")
40
8
B
(1-9/16")
(5/16")
40
9
B
(1-9/16")
(11/32")
40
9
B
(1-9/16")
(11/32")
32
8
C
(1-1/4")
(5/16")
34
9
C
(1-11/32")
(11/32")
36
10
D
(1-13/32")
(3/8")
40
14
D
(1-9/16")
(9/16")
L
D
1
18
(23/32")
20
(25/32")
25
(1")
25
(1")
28
(1-3/32")
28
(1-3/32")
32
(1-1/4")
35
(1-3/8")
Sq

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Wr 8dh

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