is oriented to extend transversely of longitudinal axis 22 of support element 12 a cutting edge 48 is on tape cutter element 40 and is used to cut lengths of tape in a manner known to those skilled in the art a paper roll holder element 50 is mounted on supporting bar 12 adjacent to first end 14 of the supporting bar 12 element 50 includes a mounting bolt 52 fixed to supporting bar 12 a base element 54 in abutting contact with second side wall 20 of supporting bar 12 and is fixed to mounting bolt 52 a roller element 56 is rotatably mounted on mounting bolt 52 and paper rolls are supported on the roller element 56 in a manner known to those skilled in the art a paper control arm 60 has a first end 62 pivotally fixed to tape cutter element 40 and a second end 64 located adjacent to roller element 56 as can be understood from the figures paper roll holder element 50 extends parallel to tape cutter element 40 a paper cutting blade 70 is mounted on first end 14 of supporting bar 12 and includes a first end 72 fixed to supporting bar 12 a second end 74 and a longitudinal axis 76 which extends between first end 72 and second end 74 of paper cutting blade 70 and which is oriented to be parallel to.