Combination Wrench Set Alloy Steel Full Polish Number of Tools 10 Range of Head Sizes 5/16 in to 9/16 in 8 mm to 14 mm Head Offset Angle 0 Degrees Standard Tool Roll SAE/Metric 5/16 in 8 mm 3/8 in 10 mm 7/16 in 12 mm 1/2 in 13 mm 14 mm 9/16 in Hex Opening Angle (Deg.) 15 Degrees