Thirteen metric keys standard length and twelve long reach imperial keys. Manufactured from chrome vanadium steel hardened and tempered. Packed in vinyl storage roll. Features and Benefits • 13 metric keys standard length from 1.5-10.0mm • 12 long reach imperial keys from 1/16-3/8" • Chrome vanadium steel hardened and tempered Contents 13 x Metric keys: 1.5, 2.0, 2.5, 3.0, 4.0, 4.5, 5.0, 5.5, 6.0, 7.0, 8.0, 9.0, 10.0mm 12 x Imperial keys: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8"