MK- Yellow Segmented Concrete & Asphalt Core Bits
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MK Yellow is a standard grade core bit, and is an excellent choice for all types of general wet drilling. The MK Yellow delivers fast drilling and good footage. Additional diameters and lengths available on request.
| Diameter | Nut | MK Yellow | |
| 1" | (25mm) | 5/8"-11 | 156320 |
| 1-1/8" | (29mm) | 5/8"-11 | 104011 |
| 1-1/4" | (32mm) | 5/8"-11 | 156321 |
| 1-3/8" | (35mm) | 5/8"-11 | 156965 |
| 1-1/2" | (38mm) | 5/8"-11 | 156322 |
| 1-5/8" | (39mm) | 1-1/4"-7 | 171310 |
| 1-3/4" | (44mm) | 1-1/4"-7 | 156323 |
| 2" | (51mm) | 1-1/4"-7 | 156324 |
| 2-1/4" | (57mm) | 1-1/4"-7 | 156325 |
| 2-1/2" | (64mm) | 1-1/4"-7 | 156326 |
| 2-3/4" | (70mm) | 1-1/4"-7 | 156327 |
| 3" | (76mm) | 1-1/4"-7 | 156328 |
| 3-1/4" | (83mm) | 1-1/4"-7 | 156329 |
| 3-1/2" | (89mm) | 1-1/4"-7 | 156330 |
| 4" | (102mm) | 1-1/4"-7 | 156331 |
| 4-1/4" | (108mm) | 1-1/4"-7 | 156332 |
| 4-1/2" | (114mm) | 1-1/4"-7 | 156333 |
| 5" | (127mm) | 1-1/4"-7 | 156334 |
| 5-1/2" | (140mm) | 1-1/4"-7 | 171311 |
| 6" | (152mm) | 1-1/4"-7 | 156335 |
| 6-1/4" | (159mm) | 1-1/4"-7 | 156336 |
| 6-1/2" | (165mm) | 1-1/4"-7 | 156337 |
| 7" | (178mm) | 1-1/4"-7 | 156338 |
| 8" | (203mm) | 1-1/4"-7 | 156340 |
| 9" | (229mm) | 1-1/4"-7 | 156341 |
| 10" | (254mm) | 1-1/4"-7 | 156342 |
| 12" | (305mm) | 1-1/4"-7 | 156343 |
| 14" | (356mm) | 1-1/4"-7 | 156344 |
| Segment Height | 7.5 mm | ||
| Drilling Depth | 14" | ||