| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | PSM Industries Inc. | USA | |
| 2 | Plainville Machine & Tool Co. Inc. | USA | |
| 3 | Elizabeth Carbide Components | USA | |
| 4 | Yillik Precision Carbides Div. of PSM Industries | USA | |
| 5 | Spiratex Co. | USA | |
| 6 | Die-Namic Inc. | USA | |
| 7 | H.C. Starck Solutions | USA | |
| 8 | Bell Tool Inc. | USA | |
| 9 | Rother Machine Inc. | USA | |
| 10 | Metform Tool Corp. | USA |
