| Business | Phone |
| Screw Products Intl Corp 8727 Empress Row, Dallas 75247 | (214) 630-9393 |
| Abs Co Fasteners 11111 Denton Dr, Dallas 75229 | (972) 243-1212 |
| Horizon Unlock 1436 Preston Forest Sq, Dallas 75230 | (214) 597-8940 |
| De-Ro Products Inc 11419 Ferrell Dr, Dallas 75234 | (972) 263-0824 |
| E Z Sockets Inc 151 Regal Row, Dallas 75247 | (214) 630-1271 |
| Diggs Tool Co 1011 Edd Rd, Dallas 75253 | (972) 557-0369 |