WORKPRO W022011A Hex Key Set Long Arm with Plastic Box 18-piece Chrome-vanadium steel, Hardened and tempered 9Pc metric: 1.5-2-2.5-3-4-5-6-8-10Mm 9Pc SAE: 1/16", 5/64", 3/32", 1/8", 5/32", 3/16", 1/4", 5/16", 3/8"