* 19PCS : 2 Way (21H x 1/2" Dr.) Socket8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18,19, 20, 21, 22, 24, 27, 30, 32mm* 1PC : 21mm Snap-in Wrench* 2PCS : Wobble Extension Bar 5", 10"* 1PC : 21mm x 1/2" Dr. Quick ReleaseSocket Adaptor* 1PC : Universal Joint * Socket Length: 8~17 36mm, 18~24 38mm,25~27 40mm, 28~32 44mm* >DIN Standard* Works In Narrow & Tight Spaces WhereTraditional Sockets Unable To Perform