Hex Key Set, Manufacturer suggested retail price. $21.50 Features and Benefits: Designed with a ball profile on the long arm. This feature provides 360 degrees of rotation at up to a 30 degree angle The burr-free short arm allows the user to apply maximum torque in required applications Four inch sets and two metric sets are available These sets come in compact molded plastic holders that firmly retain each key in size marked holes. Key holders are color- coded, red for inch sizes and blue for metric sizes Manufacturer: Eklind Tool Company Lifetime warranty does not cover abuse