This key cutter has been made of alloy with a structure of the turning between racks and gears , can be used to cut flat keys directly. It is sharp and durable. When using it, the No.1-bit-key can be cut out once, including (Auto Keys, MOTO Keys and even if the door keys). Besides, there is the graduation : 0.5-0.6 (mm) and centerline on the front of the cutting; So no matter anywhere, any time, it can be used. It not only brings convenient to locksmith's work, but also saves them much more time.