Blade for MBM (36, 3600, 3610, 0650) paper cutters, standard inlaid carbon steel (AKI-I) by Alliance Knife Company. This blade measures 16.732" long x 1.535" high and .236" thick, with 6 slots. (MBM I.D. is 0650.) When ordering knives, please double-check the brand, model and serial number of your cutter, and measure your knife carefully.