MK-290GW Premium Grade Wet Cutting Granite Bits
| Diameter | B | C | D | Thread | Part # |
| 1" | 0.75" | 3-1/4 | .25" | 5/8"-11 | 158919 |
| 1-1/8" | 0.85" | 3-1/4 | .25" | 5/8"-11 | 158920 |
| 1-1/4" | 1.00" | 3-1/4 | .25" | 5/8"-11 | 158921 |
| 1-3/8" | 1.10" | 3-1/4 | .25" | 5/8"-11 | 158922 |
| 1-1/2" | 1.25" | 3-1/4 | .25" | 5/8"-11 | 158923 |
| 1-5/8" | 1.40" | 3-1/4 | .25" | 5/8"-11 | 158924 |
| 1-7/8" | 1.60" | 3-1/4 | .25" | 5/8"-11 | 160118 |
| 2" | 1.75" | 3-1/4 | .25" | 5/8"-11 | 158925 |
| 2-1/4" | 2.00" | 3-1/4 | .25" | 5/8"-11 | 159424 |
| 2-1/2" | 2.25" | 3-1/4 | .25" | 5/8"-11 | 162578 |
| 2-7/8" | 2.60" | 3-1/4 | .25" | 5/8"-11 | 160119 |
| 3" | 2.75" | 3-1/4 | .25" | 5/8"-11 | 160096 |
| 4" | 3.75" | 3-1/4 | .25" | 5/8"-11 | 161177 |
