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8 mm 996125
M5 (3/16")
5/16" (8 mm) B
10 mm 996126
M6 (3/4")
3/8" (10 mm) B
12 mm 996127
M8 (5/16") W5/16"
15/32" (12 mm) C
13 mm 996128
M8 (5/16")
1/2" (13 mm) B
14 mm 996129
M10 (3/8")
9/16" (14 mm) B
16 mm 996130
M10 (3/8")
5/8" (16 mm) D
17 mm 996131
M10 (3/8")
M12 (15/32")
W3/8" 21/32" (17 mm) D
18 mm 996132
M12 (15/32")
23/32" (18 mm) D
19 mm 996133
M12 (15/32")
W7/16" 3/4" (19 mm) D
1-5/16" 3/16" 1/2"
(33 mm) (5 mm) (13 mm)
1-5/16" 1/4" 5/8"
(33 mm) (6 mm) (16 mm)
1-5/16" 9/32" 3/4"
(33 mm) (7 mm) (19 mm)
1-5/16" 5/16" 25/32"
(33 mm) (8 mm) (20 mm)
1-5/16" 5/16" 13/16"
(33 mm) (8 mm) (21 mm)
1-5/16" 11/32" 15/16"
(33 mm) (9 mm) (24 mm)
1-5/16" 3/8" 1"
(33 mm) (10 mm) (25 mm)
1-5/16" 3/8" 1-1/32"
(33 mm)(10 mm) (26 mm)
1-5/16" 15/32" 1-1/16"
(33 mm)(12 mm)
(27.5 mm)
Square head
drive dimen-
sions S
Part Name
Code
No.
Hexagonal
width across
flats H
Suitable Bolt Diameter
Main Socket
Dimensions
ISO ISO Inch
(ordinary) (small) bolts
LL1øF
Hexagonal
Socket
3/8"
(9.5 mm)
Form
<For WR9DM2>
Table 5
H
S
L1
L2
L
ØF
Form B Form C
Form D
H
S
L1
L2
L
ØF
H S
L1
L2
L
ØF
3. Long Socket
Square
Suitable Bolt Diameter
Hexagonal
Main Socket
head drive
Part Name
Code
High ISO ISO Inch
width across
Form
Dimensions
dimensions S
No.
tension
(ordinary)
(small) bolts
flats H
LL1L2øF
12 mm 955138 M8 W5/16"
15/32"
B
2-3/64" 25/32" 1-11/32" 25/32"
(12 mm) (52 mm) (20 mm) (34 mm) (20 mm)
13 mm 955139 M8
33/64"
B
2-3/64" 25/32" 1-11/32" 53/64"
(13 mm) (52 mm) (20 mm) (34 mm)
(21.5 mm)
14 mm 955140 M10
9/16"
B
2-3/64" 25/32" 1-11/32" 7/8"
(14 mm) (52 mm) (20 mm) (34 mm) (22 mm)
17 mm 955141 M10 M12 W3/8"
11/16"
B
2-3/64" 15/16" 1-11/32" 1"
(17 mm) (52 mm) (24 mm) (34 mm) (25 mm)
17 mm 955149 M10 M12 W3/8"
11/16"
B
2-15/16" 15/16" 2-1/4" 1"
(17 mm) (75 mm) (24 mm) (57 mm) (25 mm)
1/2" Long
19 mm 955142 M12 M14 W7/16"
3/4"
B
2-3/64" 15/16" 1-11/32" 1-3/32"
(12.7 mm)
Socket
(19 mm) (52 mm) (24 mm) (34 mm) (28 mm)
19 mm 955150 M12 M14 W7/16"
3/4"
B
2-15/16" 15/16" 2-1/4" 1-3/32"
(19 mm) (75 mm) (24 mm) (57 mm) (28 mm)
21 mm 955143 W1/2"
13/16"
D
2-3/64" 15/16" 1-11/32" 1-7/32"
(21 mm) (52 mm) (24 mm) (34 mm) (31 mm)
21 mm 955151 W1/2"
13/16"
D
2-15/16" 15/16" 2-1/4" 1-7/32"
(21 mm) (75 mm) (24 mm) (57 mm) (31 mm)
21 mm 991480 W1/2"
13/16"
D
4-15/16" 15/16" 4-7/32" 1-7/32"
(21 mm)
(125 mm)
(24 mm)
(107 mm)
(31 mm)
22 mm 955144 M12 M14 M16
7/8"
D
2-3/64" 15/16" 1-11/32" 1-9/32"
(22 mm) (52 mm) (24 mm) (34 mm)
(32.5 mm)
24 mm 955146 M16 M18
15/16"
D
2-3/64" 63/64" 1-11/32" 1-11/32"
(24 mm) (52 mm) (25 mm) (34 mm)
(34 mm)
Table 6
<For WR12DM2>