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| MK-Crown Core Bits |
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Premium grade for prestressed & precast concrete |
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| Diameter |
Thread |
Part # |
| 1/2" |
(13mm) |
5/8"-11 |
157009 |
| 1" |
(25mm) |
5/8"-11 |
157010 |
| 1-1/2" |
(38mm) |
5/8"-11 |
157011 |
| 2" |
(51mm) |
1-1/4"-7 |
157793 |
| 2-1/2" |
(63mm) |
1-1/4"-7 |
157794 |
| 2-3/4" |
(70mm) |
1-1/4"-7 |
160305 |
| 3" |
(76mm) |
1-1/4"-7 |
157795 |
| 3-1/2" |
(89mm) |
1-1/4"-7 |
157796 |
| 3-3/4" |
(95mm) |
1-1/4"-7 |
160305 |
| 4" |
(102mm) |
1-1/4"-7 |
157797 |
| 4-1/2" |
(114mm) |
1-1/4"-7 |
157798 |
| 5" |
(127mm) |
1-1/4"-7 |
157799 |
| 6" |
(152mm) |
1-1/4"-7 |
157800 |
| Drilling Depth |
14" |
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