Eklind 13609 9pc Metric Long Ball Hex-L Key Set (1.5mm to 10mm). 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. This 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. Note: Picture shows both SAE and Metric Sets. Sizes: 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, and 10mm.