National 6258-BU 3" x 12" Self Scoring Floor Scraper Blades (5 pack)
National 135 5" x 16" Standard Floor Scraper Blade (5 pack). Used for rubber back carpet. Excellent for cleanup and longer durability.
Tough, long lasting, self-scoring blades. 90° angled self-scoring wings. Made from National's proven blade hardening process. Performs up to ten times longer than the competition. Works on attached cushion, unitary or secondary backing, vinyl back, soft to medium PVC, linoleum, carpet tiles, soft cork, enhancer and unibond hot melts