EZARC 3pcs Oscillating Tool Blades Carbide Multitool Saw Blades for Hard Material, Hardened Metal, Nails, Bolts and Screws, 3-PackEZARC oscillating saw blade with carbide teeth can easily handle the toughest metal applications with 30 life vs. Bi Multi tool blades This multitool blades use Upgrade carbide laser welding technology with slim body make the blades extramly strong and durable for heavy duty nails cutting Super endurance for hardened materials, e. g. stainless steel, hardened screws and nails, fibreglass and plasterboard boards, etc. The 'MUST HAVE' blade for tough