The RB-009 is a traditional Single-Edge Razor Replacement Blade. These ultra-sharp blades fit many tools and are universally used for scraping, cutting and trimming jobs. It is used in both PHC scrapers, Handy Cutters and the HH-700 String and Band Cutter. The blade is .009″ in thickness and sharpened to precision. Comes packaged in a Clamshell of 100.