Patent ID: 8807229

Claim:
A tool for installing a mandrel in a wellhead assembly, comprising: an inner tubular member comprising a first coupling configured to couple to the mandrel, wherein the inner tubular member comprises one or more tabs extending radially from the inner tubular member; an inner sleeve disposed over the inner tubular member, wherein the inner sleeve comprises a first chamber and a second chamber, the inner tubular member is configured to move along a longitudinal axis of the tool to move the tabs between the first and second chambers, the inner sleeve is rotatable independently of the inner tubular member while the tabs are disposed in the first chamber, and the inner sleeve and the inner tubular member are rotatable together while the tabs are interlocked with a lock feature in the second chamber; and an outer sleeve coupled to and at least partially disposed over the inner sleeve, wherein the outer sleeve is configured to rotate with the inner sleeve while the tabs are disposed in the first chamber, and the outer sleeve comprises a second coupling configured to couple to a hold down ring, and the tool is configured to run in and install the mandrel and the hold down ring in a single trip.