| Business | Phone |
| Universal Cutting Tools 2276 E 14 Mile Rd, Warren 48092 | (586) 977-8500 |
| Commercial Imports & Assembly 14550 E 11 Mile Rd, Warren 48089 | (586) 777-5636 |
| Production Carbide & Steel 20950 Mac Arthur Blvd, Warren 48089 | (586) 755-2240 |
| Nantra Importing Co 3721 E 10 Mile Rd, Warren 48091 | (586) 427-0200 |