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2. Earth auger - Wikipedia

   en.wikipedia.org/wiki/Earth_Auger

   A post-hole auger. An earth auger, earth drill, or post-hole auger is a drilling tool used for making holes in the ground. [1] It typically consists of a rotating vertical metal rod or pipe with one or more blades attached at the lower end, that cut or scrape the soil.

3. 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.

4. Wood auger - Wikipedia

   en.wikipedia.org/wiki/Wood_auger

   More modern versions have elaborated auger bits with multiple blades in various positions. [2] Modern versions also have different means to drive the shaft, resulting in various tools such as braces , wheel drills (the "eggbeater" drill ), and power drills .

5. 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.

6. Drill bit - Wikipedia

   en.wikipedia.org/wiki/Drill_bit

   While the above is a common use of center drill bits, it is a technically incorrect practice and should not be considered for production use. The correct tool to start a traditionally drilled hole (a hole drilled by a high-speed steel (HSS) twist drill bit) is a spotting drill bit (or a spot drill bit, as they are referenced in the U.S.). The ...

7. Drilling rig - Wikipedia

   en.wikipedia.org/wiki/Drilling_rig

   Auger drills come in varying sizes and can drill holes up to a depth of 95 feet below the ground. They are known to be quite versatile, saving time and energy during construction work or even personal projects. 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 ...