The SNAP-ON 1/2" DRIVE 10PC METRIC 6PT Chrome SOCKET SET includes a variety of sockets ranging in size from 10mm to 19mm. Made by Snap-on, The chrome surface finish adds durability and corrosion resistance, while the 6-point drive type ensures a reliable grip on nuts and bolts.  NOT MATCHING, the 10, 11 and 19 do not match the others.