Lenox LEN20597 20597-960R Demolition Reciprocating Saw Blades 225mm 10 TPI (Pack 2) Lenox Demolition Bi-Metal-Reciprocating Saw Blades use POWER BLAST TECHNOLOGY to increase blade life. High-speed blasting along the cutting edge strengthens the blade to reduce breaks and increase durability. The blade design provides maximum durability. The taller and thicker blade profile prevents bending during cutting and provides maximum control in the toughest demolition applications. Pack of 2 Lenox 20597-960R Demolition Reciprocating Saw Blades 225mm 10 TPI Ideal for demolition work, cutting in thick metal and fire/rescue applications.