Tough, flexible steel back and Matrix II steel with 8% cobalt cutting edge give maximum durability. Angled shank for fast cutting. 1/2" universal shank. 2 blades per card. 6", 24TPI, for cutting metal trim, conduit and tubing ---- 1. Rest assured. 2. Product **and other products made in Japan are not applicable. 3. Packaging and instructions are in English.