TOYOTA HEAD BOLT WRENCHES - DOUBLE HEX 12-point wrenches fit Toyota engine head bolts. 8mm applications include Toyota, Lexus & Scion up to '06. 10mm applications include Toyota, Lexus & Scion '07 and up. 10mm x 1/2" Square Drive w/long shaft. California Prop 65 - Warning, This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.