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Running F Type collar stops.
The F Stop running tool are simple in design, consisting of one part.
The tool consists of multi diameter shaft with shear pin holes, the multi diameter allows the tool to be used for more than one size of F Stop.
Pin the desired size of F Stop onto the running tool and attach to toolstring.
Run F Stop to desired depth, pull up through a tubing upset to release trip wires.
Lower toolstring down until F stop engages the tubing upset, jar down to set the F stop and shear the pin in the running tool.
Remove toolstring from Wellbore.