Dynamic 3/8" Drive, 35 Piece 6 Point Standard/Deep Metric Socket Set, 6mm - 20mm3 8 Drive Contains: 15 Standard Metric Sockets: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20mm, 15 Deep Metric Sockets: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20mm, 3 & 6 Extension, Universal Joint, 8 Flex Handle, 45 Tooth Chrome Ratchet. Drive Type: 6 Point Chrome finish for maximum resistance against corrosion. Large laser etched markings improve size identification and provide differentiation between SAE and metric sizes.