| Business | Phone |
| Rivera Screw Machine Products 11807 Slauson Ave, Santa Fe Springs 90670 | (562) 698-0134 |
| Zenith Screw Products Inc 10910 Painter Ave, Santa Fe Springs 90670 | (562) 941-0281 |
| Osborne Machine Co 11018 Lockport Pl, Santa Fe Springs 90670 | (562) 941-3241 |
| Western Screw 11770 Slauson Ave, Santa Fe Springs 90670 | (562) 698-5793 |