Carbide tooth design for up to 50 times cutting life in wood and metal applications. Patented variable tooth technology provides faster cuts with less vibration. Unique plunge tip design that enables faster and easier plunging in wood. Perma-Shield non-stick coated for less gumming and friction. 1" demolition body for straighter cuts with less vibration. For 3/32 - 1/4" metal, general purpose, metalworking and construction applications.