1215 Model Code: AA (part# 1215) This item features: -Drive Type: Square. -Price is for 1 Set. Model Code Model Description AADrive Size:1/2 in, No. of Points:12, Opening Size: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, Includes:Case, Extension, Ratchet ABDrive Size:1/4 in, No. of Points:6, Opening Size:3/16 in, 7/32 in, 1/4 in, 9/32 in, 5/16 in, 11/32 in, 3/8 in, 7/16 in, 1/2 in, Includes:3 in. Extension, Case, Reversible Ratchet, Spinner