Get T Slot Plate Pictures . Standard lengths up to 3 meters with custom lengths on some models to 6 meters. Iron plates are heavy duty for long term use. 8020 Inc Aluminum T-Slot 10 Series 1" x 2" Base Plate 1/4 ... from i.ebayimg.com Jinggong measuring tools producing co., ltd. These plates are milled of solid c45/1.1730 tooling steel. Eliminate distortion and facilitate accurate inspection with jash's bed, clamping and welding plates. Pt series base plates are available in lengths from 400 mm to 1500 mm, in 100 mm increments. A wide variety of t slot plate options are available to you, such as bending, cutting. Eliminate distortion and facilitate accurate inspection with jash's bed, clamping and welding plates. We have the largest selection of table plates in the industry. Learn more about all 80/20 products and how to build your custom design.