Warner Big Blade Scraper Replacement Blades are precision-engineered 4-inch blades designed specifically for scraper models #690 and #693. Crafted for durability and sharpness, these blades ensure smooth, efficient removal of paint, varnish, and adhesive residues. Their robust construction provides consistent performance, extending the life of your scraper and enhancing your surface preparation work. Ideal for professionals seeking reliable replacement parts that maintain scraper effectiveness and deliver clean, precise results every time.