Patent ID: 8282450

Claim:
A tool comprising: a first elongated cylindrical member having opposed first and second ends, the first member comprising a cylindrical wall defining an internal chamber extending from an opening in the second end inwardly at least a portion of a distance from the second end to the first end, the first member having a first gripper attached to the first end; and a second elongated member having opposed first and second ends, the second member having a second gripper attached to the first end, wherein the second end of the second member is configured to be inserted into the internal chamber of the first member through the opening, such that the second member is moveable axially with respect to the first member within the chamber, and wherein the first and second members have complementary locking structures such that second member is lockable in a plurality of locking positions within the internal chamber, wherein the first gripper and the second gripper are spaced different distances from each other in the plurality of locking positions.