| Business | Phone |
| American Technical Centrifuge 735 E Green St, Bensenville 60106 | (630) 350-9513 |
| Neal Machinery 700 Frontier Way, Bensenville 60106 | (630) 860-3700 |
| Quality Carbide Tool Corp 759 Industrial Dr, Bensenville 60106 | (847) 437-3800 |
| Tool Crib Supply 151 Eastern Ave, Bensenville 60106 | (630) 595-8665 |