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2. Earth auger - Wikipedia

   en.wikipedia.org/wiki/Earth_Auger

   A skid-steer loader with an earth auger attachment. Construction drill auger. Hand-powered earth augers are typically used to plant saplings and trees or to set up posts for fences or other ends. [7] Large mechanized earth augers, called drilling rigs, are used to make holes for piles destined to be deep foundations or retaining wall. [citation ...

3. Tractor PTO auger - Wikipedia

   en.wikipedia.org/wiki/Tractor_PTO_auger

   The basic concept of a tractor PTO auger is to harness the tractor's available energy by attaching a PTO shaft to a tractor's PTO drive in order to drill a hole of predetermined size (size of the auger shaft and diameter) and depth into the ground. This in turn will provide power to the Tractor PTO Auger's gearbox.

4. Post hole digger - Wikipedia

   en.wikipedia.org/wiki/Post_hole_digger

   A post hole clam-shell digger, also called post hole pincer or simply post hole digger, is a tool consisting of two articulated shovel-like blades, forming an incomplete hollow cylinder about a foot long and a few inches wide, with two long handles that can put the blades in an "open" (parallel) position or a "closed" (convergent) position.

5. Drilling rig - Wikipedia

   en.wikipedia.org/wiki/Drilling_rig

   The auger is a helical screw made of steel casing with curved flights that rotates as it's pushed into the ground by a drill head. As the auger rotates, it brings excavated material to the surface, which helps keep the borehole open and prevents it from collapsing. Augers can be mounted on trucks or other machines and come in different lengths ...

6. Drill cuttings - Wikipedia

   en.wikipedia.org/wiki/Drill_cuttings

   Drill cuttings [1] are broken bits of solid material removed from a borehole drilled by rotary, percussion, or auger methods and brought to the surface in the drilling mud. Boreholes drilled in this way include oil or gas wells , water wells , and holes drilled for geotechnical investigations or mineral exploration.

7. Brushcutter (garden tool) - Wikipedia

   en.wikipedia.org/wiki/Brushcutter_(garden_tool)

   A brushcutter (also called a brush saw, clearing saw or gasoline goat) is a powered garden or agricultural tool used to trim weeds, small trees, and other foliage not accessible by a lawn mower or rotary mower. Various blades or trimmer heads can be attached to the machine for specific applications. It consists of: A power unit held close to ...