PDT Gleason GuideThe PDT Gleason Guide™ is the easiest and most efficient stainless steel instrument sharpening and reshaping guide. An all-in-one tool to sharpen a wide array of instruments. Featuring three Beveled edge guides, one side that is Gracey specific, one side that is used for universal/sickle applications, and an area to reshape and sharpen the toe, while also sharpening O'Hehirs, Chisels and Hoes.