Carbide Tipped Hole Cutter RPM Chart
Recommended Carbide Tipped Hole Cutter RPMs, Speed and Feed Chart
| Size | Mild Steel | Stainless Steel |
| 5/8" | 960 | 655 |
| 11/16" | 870 | 595 |
| 3/4" | 800 | 550 |
| 13/16" | 740 | 510 |
| 7/8" | 690 | 475 |
| 15/16" | 600 | 415 |
| 1" | 600 | 415 |
| 1-1/16" | 565 | 385 |
| 1-1/8" | 535 | 370 |
| 1-3/16" | 485 | 330 |
| 1-1/4" | 485 | 330 |
| 1-5/16" | 460 | 310 |
| 1-3/8" | 435 | 300 |
| 1-7/16" | 420 | 285 |
| 1-1/2" | 400 | 275 |
| 1-9/16" | 400 | 275 |
| 1-5/8" | 400 | 275 |
| 1-11/16" | 340 | 235 |
| 1-3/4" | 340 | 235 |
| 1-13/16" | 340 | 235 |
| 1-7/8" | 340 | 235 |
| 1-15/16" | 300 | 205 |
| 2" | 300 | 205 |
| 2-1/16" | 280 | 190 |
| 2-1/8" | 280 | 190 |
| 2-3/16" | 265 | 180 |
| 2-1/4" | 265 | 180 |
| 2-5/16" | 250 | 170 |
| 2-3/8" | 250 | 170 |
| 2-7/16" | 240 | 165 |
| 2-1/2" | 240 | 165 |
| 2-9/16" | 230 | 155 |
| 2-5/8" | 230 | 155 |
| 2-11/16" | 230 | 155 |
| 2-3/4" | 230 | 155 |
| 2-13/16" | 230 | 155 |
| 2-7/8" | 200 | 135 |
| 2-15/16" | 200 | 135 |
| 3" | 200 | 135 |
| 3-1/16" | 200 | 135 |
| 3-1/8" | 200 | 135 |
| 3-3/16" | 200 | 135 |
| 3-1/4" | 200 | 135 |
| 3-5/16" | 200 | 135 |
| 3-3/8" | 200 | 135 |
| 3-7/16" | 165 | 110 |
| 3-1/2" | 165 | 110 |
| 3-9/16" | 165 | 110 |
| 3-5/8" | 165 | 110 |
| 3-11/16" | 165 | 110 |
| 3-3/4" | 165 | 110 |
| 3-13/16" | 165 | 110 |
| 3-7/8" | 165 | 110 |
| 3-15/16" | 145 | 100 |
| 4" | 145 | 100 |
| 4-1/16" | 145 | 100 |
| 4-1/8" | 145 | 100 |
| 4-3/16" | 145 | 100 |
| 4-1/4" | 145 | 100 |
| 4-5/16" | 145 | 100 |
| 4-3/8" | 130 | 90 |
| 4-7/16" | 130 | 90 |
| 4-1/2" | 130 | 90 |
| 4-9/16" | 130 | 90 |
| 4-5/8" | 130 | 90 |
| 4-11/16" | 130 | 90 |