Be Sure to check out our surplus store located here.



Airline Industry
Water Treatment
Bulk Mail Transport








If your product is already designed, consider Keystone to produce your finished product whether one of a kind or a 100,000 piece run. Our capabilities include fabrication, machining, welding, painting and assembly. From one machined or fabricated component to complete assembled and painted products, we have the expertise and capacity to get the job done. Please look over our offerings below:



Stick, MIG, TIG or spot welding. Manual or automated. We will design and build weld jigs and fixtures as well as automated or robotic welding systems as required for your product.


Metal Fabrication

Complete fabrication capabilities including sawing, cutting, shearing, punching and forming. We will design and build tooling and or automated equipment as required.



Manual and CNC machine tools to produce your machined parts on time and within tolerance.


Mechanical Assembly

We have skilled assemblers for manual assembly or we will design and build a custom machine for automated assembly of your product.


Electrical Control Panels

We can meet your need for one of a kind or large quantities of OEM control panels assembled to UL508 specifications. We have OEM relationships with Allen-Bradley, Square D, GE and most other major brands of power and control products.