Combination Wrench Set Alloy Steel Chrome Number of Tools 23 Range of Head Sizes 1/4 in to 1 1/2 in Head Offset Angle 15 Degrees Offset Tool Roll SAE 1/4 in 9/32 in 5/16 in 11/32 in 3/8 in 7/16 in 1/2 in 9/16 in 5/8 in 11/16 in 3/4 in 13/16 in 7/8 in 15/16 in 1 in 1 1/16 in 1 1/8 in 1 3/16 in 1 1/4 in 1 5/16 in 1 3/8 in 1 7/16 in 1 1/2 in Rounded Opening Angle (Deg.) 15 Degrees