Brand Name: Master Lock
*Sub Brand: Pro Series
*Key Type: House/Office
*Product Type: Key Blank
*Sides: Single sided
*Model Compatibility: For Master Lock
*Number in Package: 50 pk
*Key Number: K81KR
*Head Type: Metal Head
*Color: Brown
*Material: Brass
*Key blank for: 81, 82, 530, 532, 533, 570, 575, 576, 751, 991, 992, 1710 and 1714 locks
* Exact replacement blanks for genuine Master Lock keys
* Best choice for universal pin applications