Snap-On USA 10 Piece 1/4 Drive 6-Point SAE Flank Drive Deep Socket Set 110STMY is a set of 10 sockets with a drive size of 1/4in. The sockets have a 6-point drive type and are designed with Flank Drive technology for better grip and reduced rounding of fasteners. The set includes sizes ranging from 3/16 to 9/16 inches and comes in a chrome finish.