Blade for Lawson-Wohlenberg A86, A90, 88T paper cutters, standard inlaid high speed steel (AKI-I) by Alliance Knife Company. This blade measures 42.126" long x 4.921" high and .472" thick. When ordering knives, please double-check the brand, model and serial number of your cutter, and measure your knife carefully. There is a 15% restocking fee for returned knives due to customer error.