| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Glendo Corporation | USA | |
| 2 | Eazypower Corp. | USA | |
| 3 | Winco Industries Inc. | USA | |
| 4 | Moehrle Inc. | USA | |
| 5 | Dadson Corp. | USA | |
| 6 | Astro Cutting Tool Co. | USA | |
| 7 | Automatic Tool & Engineering Co. | USA | |
| 8 | Special Drill & Reamer Corp. | USA | |
| 9 | Pharr Cutting Tool Co. | USA | |
| 10 | Clark Precision Inc. | USA | |
| 11 | Nova Industrial Supply & Equipment | USA | |
| 12 | Sunnen Products Company | USA | |
| 13 | Five Star Tool Co. Inc. | USA | |
| 14 | Botek USA Inc. | USA | |
| 15 | Hyper Tool Company | USA | |
| 16 | Kenneth Crosby | USA | |
| 17 | United Air Tool Inc. | USA | |
| 18 | Burdon Gundrills LLC | USA | |
| 19 | Scientific Cutting Tools | USA | |
| 20 | Star SU LLC | USA | |
| 21 | Gorila Mill | USA | |
| 22 | Drill Masters Of VT | USA | |
| 23 | Mikron Corp. | USA | |
| 24 | Ingersoll-Rand Company | USA | |
| 25 | TM Limited | USA | |
| 26 | Star Cutter Company | USA | |
| 27 | Drillmasters / Eldorado Tool Corp. | USA | |
| 28 | Snap-on Specialty Tools | USA | |
| 29 | DC Fabricators Inc. | USA | |
| 30 | Southwest Tool Svs. Inc. | USA | |
| 31 | Hilti Inc. | USA | |
| 32 | Kit Horton Tooling | USA | |
| 33 | Danjon MFG | USA | |
| 34 | Hodge Tool Co. Inc | USA | |
| 35 | United Carbide Engineering | USA | |
| 36 | International Drill Guide Inc. | USA |
