Ideal for platinum, stainless, silicon-chrome and chrome-nickel. These drills will last 30 times longer than standard drills. Sold by pack of 10. It’s highly recommended that you use water or coolant when working with these drills.
| DRILL SIZE | SIZE |
| 50 | .0700″ |
| 51 | .0670″ |
| 52 | .0635″ |
| 53 | .0595″ |
| 54 | .0550″ |
| 55 | .0520″ |
| 56 | .0465″ |
| 57 | .0430″ |
| 58 | .0420″ |
| 59 | .0410″ |
| 60 | .0400″ |
| 61 | .0390″ |
| 62 | .0380″ |
| 63 | .0370″ |
| 64 | .0360″ |
| 65 | .0350″ |
| 66 | .0330″ |
| 67 | .0320″ |
| 68 | .0310″ |
| 69 | .0292″ |
| 70 | .0280″ |
