A-A-51139A
TABLE II. Type II, class 1 and class 2, style A and class 3, style A tool holders.
|
Tool holder number |
Square tool bit channel, inches |
Thickness of shank, inches |
Height of shank, inches |
Overall length of holder, inches |
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|
Type II |
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|
Class 1 |
Class 2 style A |
Class 3 style A |
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|
B-S-4 |
B-L-5 |
B-R-6 |
3/16 |
5/16 |
½ |
4 |
|
B-S-10 |
B-L-20 |
B-R-30 |
¼ |
3/8 |
7/8 |
5 |
|
B-S-11 |
B-L-21 |
B-R-31 |
5/16 |
½ |
1 1/8 |
6 |
|
B-S-12 |
B-L-22 |
B-R-32 |
3/8 |
5/8 |
1 3/8 |
7 |
|
B-S-13 |
B-L-23 |
B-R-33 |
7/16 |
¾ |
1 5/8 |
8 |
|
B-S-14 |
B-L-24 |
B-R-34 |
½ |
7/8 |
1 ¾ |
9 |
|
B-S-15 |
B-L-25 |
B-R-35 |
5/8 |
1 |
2 |
11 |
1/ Overall length not less than value of table; all other dimensional tolerances shall be in accordance with manufacturer’s part drawings.
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