MAXTECH 17584MX Multi-Ratchet Socket Set Includes both SAE and Metric socket sizes Cr-V sockets and bits for durability Handy storage tray with tilting bit access Includes 9 of each Metric and SAE sockets (8mm-17mm, 1/4" - 3/4"), 10 x 1" drive bits, 1 x bit adaptor and 1 x 75mm Extension bar