Precision Pump and Gearworks featured on PRBuzz - Click here to read the release. As the experts in Industrial gearbox repair, PPG Works is ready to handle any job you have. Please give us a call or fill out the online form on this page. Precision Pump and Gear Works was established in 1986. The company has over the years built a strong brand and reputation building high-quality gear and gearboxes. Precision Pump and Gear Works has a dedicated team of experts coupled with latest machine tools and processes.