tool instructions and send data to a surface communication means below the mwd tool section is a flexible sub 330 disposed below the flexible sub 330 is a rss tool denoted generally as 340 e g halliburton geo pilot tool detailed information on halliburton 39 s geo pilot system is contained in appendix a in the present disclosure below the rss tool section 340 is an optional stabilizer sub 326 the combination bit and reamer 360 includes a short near bit borehole enlargement tool nbr 362 welded to the body of a roller cone or pdc bit 364 disposed on the distal end of the tool string 100 it will be understood that the present disclosure is not limited to the halliburton product elements described above the halliburton product elements included herein are exemplary products that may be used in the subject disclosure however other products of a similar nature manufactured by other manufacturers may be used as elements in the subject disclosure fig5 a and 5b illustrate an enlarged perspective view of an exemplary combination near bit hole opener reamer and drill bit 360 the combination tool 360 includes a near bit reamer 362 that includes a body section 361 the overall length l 1 of the body section is 40 inches or smaller the overall length of the nbr tool 360 is l 2 of 60 inches or smaller the reamer 362 includes a plurality of cutter elements 368 disposed on radial pistons 369 disposed inside the body 361 when the reamer 362 is actuated the cutter elements 368 are moved radially outward from a central longitudinal axis 301 of the reamer 362 and contact the borehole wall it will be understood that other configurations of cutter.