| Business | Phone |
| Accuracy Screw Machine Prods 2729 Cavanagh Ct, Hayward 94545 | (510) 785-5022 |
| Associated Screw Machine Inc 23978 Connecticut St, Hayward 94545 | (510) 783-3831 |
| Autocam California 31069 Genstar Rd, Hayward 94544 | (510) 487-6601 |
| Barmatic Products 2382 American Ave, Hayward 94545 | (510) 783-3500 |