INTERCHANGEABLE SCRAPERS: Adjust twist lock to interchange between flat scraper for flat surfaces, or a corner scraper for removing old caulk. Can push or pull corner scraper to remove tough old sealants
CRACK CLEANING TOOTH: Pointed tooth at end of handle for gouging out cracks clean of loose debris
BATHROOM & WINDOW CAULKING: Great tool for caulk work in corners, showers, and around windows