TUSK "GORILLA" DEMOLITION BLADES are premium quality saw blades - ideal for framing & demo I it ion applications and developed especially for use on circular saws. Manufactured from quality SK5 steel - designed for increased balance, increased heat reduction, reduced vibration, smoother cleaner cuts and longer life. The TCT blade's strong welded, high quality Tungsten Carbide tips are able to withstand impact from wood with nails and other obstructions making it the perfect tool for roofing, renovating, framing or construction.