| Business | Phone |
| Blue Jay Fasteners 4555 W Addison St, Chicago 60641 | (773) 205-1854 |
| Fastenal Co 1060 E 95th St, Chicago 60619 | (773) 768-5181 |
| Fastenal Co 2038 W Hubbard St, Chicago 60612 | (312) 666-4535 |
| Century Fastener & Machine Co 4155 N Rockwell St, Chicago 60618 | (773) 463-3900 |
| E & H Fasteners 5330 W Cullom Ave, Chicago 60641 | (773) 545-6400 |
| E C Baumann Co 2447 W Belmont Ave, Chicago 60618 | (773) 935-8630 |