CPC E21B 10/322 (2013.01) [E21B 10/60 (2013.01); E21B 17/1092 (2013.01)] | 14 Claims |
1. A downhole assembly, comprising:
a bit; and
a cutting tool uphole of the bit, the cutting tool having one or more expandable cutter arms, each cutter arm comprising:
a longitudinal axis;
a first reaming portion;
a first stabilizer portion adjacent the first reaming portion;
a second reaming portion;
a second stabilizer portion between the first reaming portion and the second reaming portion; and
a gauge portion adjacent the second stabilizer portion, the gauge portion including no stabilizer portion or a stabilizer portion having a length less than at least one of the first stabilizer portion or the second stabilizer portion, wherein the gauge portion is a maximum height of the cutter arm from the longitudinal axis, and extends radially farther from the longitudinal axis than the first stabilizer portion and the second stabilizer portion.
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