STANLEY 28-500 RAZOR BLADE SCRAPER WITH 5 BLADES HEAVY-DUTY ALL-METAL BODY CONSTRUCTION. BLADE RETRACTS FOR SAFE STORAGE. SCRAPER REMOVES PAINT GLUE PUTTY OR ADHESIVES FROM GLASS TILE WALLS FLOORS OR OTHER SMOOTH SURFACES. WORKS WITH THESE STANDARD STANLEY RAZOR BLADES (11-515 28-510). RAZOR BLADES INCLUDED (28-510) 5. RETRACTABLE BLADE POSITIONS 1. FOR USE WITH 11-515 28-510 MUST BE 18 YEARS OR OLDER TO PURCHASE THIS PRODUCT