EZARC Carbide Reciprocating Saw Blade R978HM Endurance for Thick Metal, Cast Iron, Alloy Steel 225mm 8TPI, 3-PackSuperior LongevityEZARC Carbide Reciprocating Saw Blades are made of carbide material which provides extreme hardness and durability. They can last 50 times longer than bi metal blades. Precise Cutting8 TPI and the latest carbide technology ensure efficient cutting of all metal, regardless of its density and hardness. Efficient Cutting PerformanceThe carbide blades are designed for high efficiency cutting performance in hard materials. They are