The Cut You Can Count On - Ideal for scraping, trimming, and cutting projects such as removing paint and decals from windows, cleaning a glass stovetop, or industrial uses such as removing material buildup on machinery | One Blade Replacement.- Every American Line single edge razor blade fits a standard razor blade scraper and box cutters. These industry-quality blades are ready for anything. | Trusted Durability - Each straight razor blade is manufactured from heavy-duty high carbon steel for extra durability and long life. | Easy-to-Use - Each pack comes with 100 blades packed inside a clamshell package for safe and convenient blade storage. Great for paint prep glass scraping and box cutting. | Long lasting world famous duro edge | Great for paint prep glass scraping and box cutting | Fits all window scrappers and box cutters | Each blade protected in shelling paper | High-grade long lasting high carbon steel edge