Hitachi DH 50MB Technical Data And Service Manual page 9

SDS-plus shank bit adapter
(1) Drill bit (SDS-plus shank)
3. Boring work for large-diameter holes (rotation + hammering)
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(1) Guide plate (2) Center pin
(1) Guide plate
Core bits with outer diameter of 32, 35, 38, 45, 50, 54, 60, 64, 70, 75, 79, 94, 100, 105, 120, 150 mm (1-1/4",
1-3/8", 1-1/2", 1-3/4", 2", 2-1/8", 2-3/8", 2-1/2", 2-3/4", 2-15/16", 3-1/8", 3-11/16", 3-15/16", 4-1/8", 4-3/4", 6")
[Guide plate is not used with core bits with outer diameter of 25 mm (1") and 29 mm (1-1/8")]
(2) Center pin
Code No. 956009
Code No. 955165
(1-1/2", 1-3/4", 2", 2-1/8", 2-3/8", 2-1/2", 2-3/4", 2-15/16", 3-1/8", 3-11/16", 3-15/16", 4-1/8", 4-3/4", 6")
[Center pin is not used with core bits of 25 mm (1") and 29 mm (1/8")]
(3) Core bit
Outer diameter (mm)
25 (1")
29 (1-1/8")
32 (1-1/4")
35 (1-3/8")
38 (1-1/2")
45 (1-3/4")
50 (2")
54 (2-1/8")
60 (2-3/8")
64 (2-1/2")
70 (2-3/4")
(4) Core bit shank
Code No. 313466
Code No. 313467
(1-1/2", 1-3/4", 2", 2-1/8", 2-3/8", 2-1/2", 2-3/4", 2-15/16", 3-1/8", 3-11/16", 3-15/16", 4-1/8", 4-3/4", 6")
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(3) Core bit
for core bits with outer diameter of 32, 35 mm (1-1/4", 1-3/8")
for core bits with outer diameter of 38, 45, 50, 54, 60, 64, 70, 75, 79, 94,100, 105, 120, 150 mm
Code No.
955994
955995
955996
955998
956000
955154
959706
955155
959707
956002
959708
for core bits with outer diameter of 25, 29, 32, and 35 mm (1", 1-1/8", 1-1/4", and 1-3/8")
for core bits with outer diameter of 38, 45, 50, 54, 60, 64, 70, 75, 79, 94, 100, 105, 120, 150 mm
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(2) SDS-plus shank
bit adapter
Code No. 313465
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(4) Core bit shank
Outer diameter (mm)
75 (2-15/16")
79 (3-1/8")
94 (3-11/16")
100 (3-15/16")
105 (4-1/8")
120 (4-3/4")
150 (6")
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Code No.
959709
955157
956004
959710
955159
956006
956728