| Business | Phone |
| Atlas Tool Inc 29880 Groesbeck Hwy, Roseville 48066 | (586) 778-3570 |
| Superior Cutter Grinding Inc 29041 Groesbeck Hwy, Roseville 48066 | (586) 776-3920 |
| Sturgeon Tool Inc 16660 Industrial St, Roseville 48066 | (586) 772-4420 |
| Erin Tool & Mfg Inc 29620 Calahan Rd, Roseville 48066 | (586) 771-9810 |