Napa 12pc Metric Hex Bit Socket Set 3/8" Drive NB12M Napa 12pc Metric Hex Bit Socket Set 3/8" Drive NB12M Includes:2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm Socket slide rail for ease in storage Chrome sockets / Heat treated socket bases S2 Steel Bits