Specifications include, but are not limited to: Tree Pruning, Debris Removal, and/or Trimming - Tree Diameter Size: 1"-6"; Tree Pruning, Debris Removal, and/or Trimming - Tree Diameter Size: 7"-12"; Tree Pruning, Debris Removal, and/or Trimming - Tree Diameter Size: 13"-18"; Tree Pruning, Debris Removal, and/or Trimming - Tree Diameter Size: 19"-20"; Tree Pruning, Debris Removal, and/or Trimming - Tree Diameter Size: 21"-25"; Tree Removal and/or Stump Grinding - Tree Diameter Size: 1"-6"; Tree Removal and/or Stump Grinding - Tree Diameter Size: 7"-12"; Tree Removal and/or Stump Grinding - Tree Diameter Size: 13"-18"; Tree Removal and/or Stump Grinding - Tree Diameter Size: 19"-20"; Tree Removal and/or Stump Grinding - Tree Diameter Size: 21"-25"