Features and Benefits: High speed blasting along the cutting edge strengthens the blade to reduce breaks and increase durability Patented T2 Technology reduces cutting force on each tooth and optimizes chip removal to allow efficient cutting in the widest range of materials Bi-metal construction allows blades to bend and flex without breaking 6 teeth per inch Patented design for ultimate durability and speed when cutting clean wood or nail-embedded wood Lenox Reciprocating saw blade features high quality bi-metal construction for added durability. It has unique T2 reinforced geometrical tooth design with rapid plunge to cut faster and stronger. Blade is 0.050-Inch thick and measures 6 Inch x 3/4 Inch. Blade features 6 TPI and is ideal for cutting nail-embedded wood.