Research and engineering specializing in prototype design and machining. Manufacturer, with Raige Machine Works, of tubing test tools and coil tubing injector products. We stock full strings of 2 3/8" and 2 7/8" test tools (see sample price list). We use 4140 alloy steel for most parts to ensure long tool life. We build a variety of other products & prototype parts for cutting edge technologies. For entertainment we have even built a few cannon of various sizes from golf ball shooters to a replica 12# mountain howitzer and now a Napoleon 3 1/2" bore field gun.