·The wear bushing is designed with J-slots to accept the lift lugs of the running tool. The running tool is installed into the wear bushing with rotation to engage the lift lugs into the J-slots;
·The wear bushing could be installed into casing head or casing spool with or without lockdown screws. lt is designed with a groove to allow lockdown screws to be run into and prevent from rotation (where applicable);
·The wear bushing is equipped with soft seals to protect the sealing surface of wellhead;
·The wear bushing is designed with an internal structure which can guide the down hole tools.