Sealey walldrive deep sockets 12in square drive sealey s1212d this walldrivereg deep socket from sealey has been manufactured from cold forged chrome vanadium steel hardened and tempered for added strength it is chrome plated and finished in a half chrome half satin effect with knurled ring for extra grip with oily fingers sealey s1212d walldrive socket 12mm deep 12sq drive