Sharp, durable, and versatile, the Stanley Fatmax Snap-off Knife Blades 25mm - 5 Pack ensures precise cutting for various tasks. FATMAX blades are heat-treated for strength and induction hardened for longevity and are ideal for cutting drywall, Styrofoam, insulation, foam-backed carpet, reinforced carpet, linoleum, cork, tar paper, and house wrap. Crafted with high-quality materials, these blades promise longevity and reliability. Designed for convenience, the snap-off feature allows users to easily replace dull segments, maximizing efficiency.