- B & G Machine
- Central Slotter Inc
- Dedicated Machine LLC
- Diamond Broach Co
- Don B Tool Co
- E R Tool Co
- Express Machine & Tool Co
- Great Lakes Tools Inc
- J C Mfg Co
- Kapos Machine Control
- Line Tool & Machine Co
- Line Tool & Machine Co
- New Wave Machining
- Pak Machine Corp
- Quality Industries Mfg Inc
- Salerno Tool Works Inc
- Schwartz Boring Co
- Schwartz Machine Co
- Tool Detail Co
- True Turn Inc
- U S Boring Inc