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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.
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.
The lower edge of the blade is sharpened and scrapes the wood; the rest of the blade lifts the chips out of the way. It is powered with two hands, by a T-shaped handle attached to the top of the shaft. More modern versions have elaborated auger bits with multiple blades in various positions. [2]
It is also used when plowing a rice field, planting seeds, plowing up soil, and digging potatoes in fields. It is a farming tool similar to the hoe . It is an important extension of agriculture from the ancient times because the homi was excavated in the Bronze Age historic site of the Pyeongnam Mangsan Daepyeong-ri and the early Iron Age ...
The size of the tool varies from 11 to 15 inches (280 to 380 mm) in total length, depending on the size of the handle. The size of the blade can vary, but it is normally around 6 + 7 ⁄ 8 inches (17 cm) × 1 + 3 ⁄ 4 inches (4.4 cm) A stainless-steel blade is often polished to a mirror-like finish, and is usually paired with a scabbard .
There are different auger drilling methods, including hand auger drilling and hollow stem auger drilling. Hand auger drilling is a cost-effective method that's often used in areas with shallow soil, but it can be time-consuming and labor-intensive. Hollow stem auger drilling uses a large, hollow auger that removes soil as it drills.