| Business | Phone |
| Debco Tool & Die Inc 2422 N Ritter Ave, Indianapolis 46218 | (317) 545-4636 |
| Duel Tool & Gage Inc 1553 S Concord St, Indianapolis 46241 | (317) 244-0129 |
| Eastern Tool Co 3205 E 25th St, Indianapolis 46218 | (317) 547-3410 |
| Hittle Machine & Tool Co 2122 Martin Luther King Jr St, Indianapolis 46202 | (317) 926-4594 |
| Randolph Tool Co 6331 English Ave, Indianapolis 46219 | (317) 356-5046 |