The 110mm length gives the socket extra reach for nuts recessed deep inside The 110mm length gives the socket extra reach for nuts recessed deep inside the wheel and ideal for aluminium wheel nuts where access to the nut is very the wheel and ideal for aluminium wheel nuts where access to the nut is very tight, The plastic insert helps prevent damage to the wheel nut tight, The plastic insert helps prevent damage to the wheel nut The 11mm length gives the socket extra reach for nuts recessed deep inside the wheel and ideal for aluminium wheel nuts where access to the nut is very tigh t, The plastic insert helps prevent damage to the wheel nut,