Attributes . Long Arm Hex Key Wrench Set-Standard Sizes: 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8", Metric Sizes: 1.3mm, 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 5.5mm, 6mm, 8mm, 10mm, Fold-up Hex Key Wrench Set-Standard Sizes: 5/64", 1/16", 5/64, 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", Metric Sizes: 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, T-Handle Hex Key Wrench Set-Standard Sizes: 3/32", 1/8", 5/32", 3/16", 7/32", 1/4", Metric Sizes: 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm . Names