Box of 50 Brass M21 key blanks. Fits some Master padlocks. Fits: Master Padlock Pro Series with 6 Pin cylinders. Most original Master padlock keys that are stamped 7000. Various padlocks using key codes between: 400K001-400K150 401K001-401K150 Same as: Cole M70 Ilco 1092-7000 Ilco EZ M21 Jet M7000 JMA MAS-2D Original 7000K Orion 1092-7000 Silca MS17 Star M7000