Profile: Crescent Gage & Tool Sales is associated with dimensional inspection and gaging equipment. Our products list comprises of precision gage pins, plug gages, video microscopes, contour projectors, co-ordinate measuring machines and thread gages. Some of the brands that we offer are Rayco™, Lista™, Renishaw™, Mahr Federal™ and Deltronic™. The Deltronic™ plug gage has single tolerance, and is precision lapped. It is hardened and cold stabilized.