Rempco Inc .
- Manufactures wide range of replacement parts for machine tools. Includes lead screw and nut assemblies, spline shafts, worms and worm gears, racks, feed rods, and lead bars. Can be produced from filed drawings or customer parts.
- http://www.rempco.com

Aable Machine Tool Company
- Source for manuals, parts, and technical support for the Hendey lathe, which the company made but no longer has in production.
- http://www.hendeylathe.com/

Carbide Probes Inc.
- Manufactures carbide and ruby ball contact points and replacement tips for dial test indicators, electronic gauges, and coordinate measuring machines. Custom versions available.
- http://www.carbideprobes.com/