... 8,9,10,11,12,13MM17PCS-1/4" DR. BIT SOCKETS: SL4,5.5,7 PH1,2,PZ1,2,HEX3 ... 4" DR. FLEXIBLE EXTENSION: 6"1PC-1/4" DR. BIT ADAPTOR18PCS-1/2" DR. SOCKETS: 10,11,12,13,14 ... ”1PC-1/2”DR.UNIVERSAL JOINT1PC-1/2”DR.BIT HOLDER1PC-1/2”QUICK RATCHET HANDLE(24Tooth)3PCS-HEX ... :Marterial:Chrome-vanadium steel.Surface treatment:Honed Nickel PlatedSockets and Bit Rigidity is HRC48-52°.Dual Color Handle in TPR+ ...