English
2. Sockets
Form B
L1
H
L
<For WR12DM>
Square
head drive
Part Name
Code No.
dimensions S
10 mm
12 mm
13 mm
14 mm
1/2"
Hexagonal
(12.7 mm)
Socket
17 mm
19 mm
21 mm
22 mm
24 mm
<For WR9DM>
Square head
drive dimen-
Part Name
sions S
3/8"
Hexagonal
(9.5 mm)
Socket
24
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Form C
L1
S
H
Table 4
Suitable Bolt Diameter
High
ISO
tension (ordinary) (small)
944291
M6
873632
873539
M8
873540
873536
M10
873624
M12
873626
873627
M12
M14
873629
M16
Suitable Bolt Diameter
Code
ISO
No.
(ordinary)
8 mm 996125 M5 (3/16")
10 mm 996126 M6 (3/4")
12 mm 996127
13 mm 996128 M8 (5/16")
14 mm 996129
16 mm 996130 M10 (3/8")
17 mm 996131 M10 (3/8")
18 mm 996132 M12 (15/32")
19 mm 996133 M12 (15/32")
L
S
Hexagonal
width across
ISO
Inch
bolts
flats H
25/64"
(10 mm)
15/32"
M8
W5/16"
(12 mm)
33/64"
(13 mm)
9/16"
M10
(14 mm)
11/16"
M12
W3/8"
(17 mm)
3/4"
M14
W7/16"
(19 mm)
13/16"
W1/2"
(21 mm)
7/8"
M16
(22 mm)
15/16"
M18
(24 mm)
Table 5
Hexagonal
width across
ISO
Inch
flats H
(small)
bolts
5/16" (8 mm)
3/8" (10 mm)
M8 (5/16") W5/16" 15/32" (12 mm)
1/2" (13 mm)
M10 (3/8")
9/16" (14 mm)
5/8" (16 mm)
M12 (15/32") W3/8" 21/32" (17 mm)
23/32" (18 mm)
W7/16" 3/4" (19 mm)
Form D
L1
H
L
Main Socket
Dimensions
Form
L
L1
1-9/16"
5/16"
B
(40 mm)
(8 mm)
1-9/16"
5/16"
B
(40 mm)
(8 mm)
1-9/16"
11/32"
B
(40 mm)
(9 mm)
1-9/16"
11/32"
B
(40 mm)
(9 mm)
1-1/4"
5/16"
C
(32 mm)
(8 mm)
1-11/32"
11/32"
C
(34 mm)
(9 mm)
1-13/32"
3/8"
D
(36 mm) (10 mm) (32 mm)
1-9/16"
9/16"
D
(40 mm) (14 mm) (35 mm)
1-9/16"
9/16"
D
(40 mm) (15 mm) (38 mm)
Main Socket
Dimensions
Form
L
L1
1-5/16"
3/16"
B
(33 mm) (5 mm) (13 mm)
1-5/16"
1/4"
B
(33 mm) (6 mm) (16 mm)
1-5/16"
9/32"
C
(33 mm) (7 mm) (19 mm)
1-5/16"
5/16"
B
(33 mm) (8 mm) (20 mm)
1-5/16"
5/16"
B
(33 mm) (8 mm) (21 mm)
1-5/16"
11/32"
D
(33 mm) (9 mm) (24 mm)
1-5/16"
3/8"
D
(33 mm) (10 mm) (25 mm)
1-5/16"
3/8"
D
(33 mm) (10 mm) (26 mm)
1-5/16"
15/32"
D
(33 mm) (12 mm) (27.5 mm)
S
øF
11/16"
(18 mm)
25/32"
(20 mm)
1"
(25 mm)
1"
(25 mm)
1-3/32"
(28 mm)
1-3/32"
(28 mm)
1-1/4"
1-3/8"
1-1/2"
F
ø
1/2"
5/8"
3/4"
25/32"
13/16"
15/16"
1"
1-1/32"
1-1/16"