| Business | Phone |
| Master Tool Co 37425 River Bnd, Farmington 48335 | (248) 478-8860 |
| Us Tool & Cutter 28975 Orchard Lake Rd, Farmington 48334 | (248) 553-7745 |
| Techni Cam Mfg Inc 31164 W 8 Mile Rd, Farmington 48336 | (248) 476-6477 |
| Champion Tool Co 24060 Orchard Lake Rd, Farmington 48336 | (248) 474-6200 |
| Numatix Inc 27003 Hills Tech Ct, Farmington 48331 | (248) 324-1510 |