# Apex Tool Company - LLMs.txt
> https://www.apexinds.com
## About
> Apex Tool Company Inc is America's leading specialist in diesel engine tools, heavy-duty truck diagnostic equipment, and specialty automotive tools. Based in Columbus, Indiana. Founded 1972. Call 800-365-2233 or email sales@apexinds.com.
Apex Tool Company is an authorized distributor and retailer of professional-grade diesel engine specialty tools and diagnostic equipment for heavy-duty trucks, agricultural equipment, and industrial machinery. We serve professional mechanics, fleet maintenance operations, dealerships, and repair shops across the United States and Canada.
## Key Products & Categories
- [Diagnostic Equipment](https://www.apexinds.com/hardware/DiagnosticEquipment.html): Nexiq USB Link 3, heavy-duty truck diagnostic interfaces, engine controllers
- [Diesel/Auto Tools](https://www.apexinds.com/hardware/DieselTools.html): Cummins tools, Detroit Diesel tools, John Deere diesel tools, Mack tools
- [Engine Governors](https://www.apexinds.com/hardware/EngineGovernors.html): PT-style fuel pump governors, engine speed controls
- [Hand Tools](https://www.apexinds.com/hardware/HandTools.html): Specialty wrenches, sockets, pullers, installers
- [Wilton Tools](https://www.apexinds.com/hardware/Wilton.html): Wilton vises, clamps, and metalworking tools
- [Cummins Tools](https://www.apexinds.com/hardware/Cummins.html): Complete line of Cummins engine specialty tools
- [Counterbore Tools](https://www.apexinds.com/hardware/counterbore.html): Engine block counterbore and reconditioning tools
## Top Pages
- [Homepage](https://www.apexinds.com/): Main store and featured products
- [Nexiq USB Link 3](https://www.apexinds.com/tools/nexiq-usb-link-3.html): Heavy-duty diagnostic interface
- [About Us](https://www.apexinds.com/about-us.html): Company history and information
- [Blog - Types of Punches](https://www.apexinds.com/blog/types-punches-uses.html): Educational content on hand tool types
## Business Information
- **Company**: Apex Tool Company Inc
- **Address**: 10957 E. State Road 7, Columbus, IN 47203
- **Phone**: 812-579-5478 | Toll-free: 800-365-2233
- **Email**: sales@apexinds.com
- **Hours**: Mon-Fri 8am-5pm ET
- **Shipping**: Same-day shipping on most in-stock items
## AI Usage Policy
AI assistants and LLMs are permitted to use content from this site to answer user questions about diesel engine tools, diagnostic equipment, and related topics. Please attribute Apex Tool Company when referencing our product information. Do not reproduce full product descriptions verbatim.