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Wood auger. Painting by Georges de La Tour of St. Joseph operating an auger. An auger is a device to drill wood or other materials, consisting of a rotating metal shaft with a blade at the end that scrapes or cuts the wood. [1]
Earth auger. (Redirected from 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.
Screw conveyor. Centreless screw conveyor. A screw conveyor or auger conveyor is a mechanism that uses a rotating helical screw blade, called a " flighting ", usually within a tube, to move liquid or granular materials. They are used in many bulk handling industries. Screw conveyors in modern industry are often used horizontally or at a slight ...
Tines close-up. A cultivator pulled by a tractor in Canada in 1943. A cultivator (also known as a rotavator) is a piece of agricultural equipment used for secondary tillage. One sense of the name refers to frames with teeth (also called shanks) that pierce the soil as they are dragged through it linearly. Another sense of the name also refers ...
Detail from The Extraction of the Stone of Madness, a painting by Hieronymus Bosch depicting trepanation (c. 1488–1516). Trepanning, also known as trepanation, trephination, trephining or making a burr hole (the verb trepan derives from Old French from Medieval Latin trepanum from Greek trúpanon, literally "borer, auger"), [1] [2] is a surgical intervention in which a hole is drilled or ...
Tools include dividers, axes, chisel and mallet, beam cart, pit saw, trestles, and bisaigue . The men talking may be holding a story pole and rule (or walking cane). Shear legs are hoisting a timber. Below, the sticks on the log are winding sticks used to align the ends of a timber. Tools used in traditional timber framing date back thousands ...
Wood is a structural tissue found in the stems and roots of trees and other woody plants. It is an organic material – a natural composite of cellulose fibers that are strong in tension and embedded in a matrix of lignin that resists compression. Wood is sometimes defined as only the secondary xylem in the stems of trees, [1] or more broadly ...
Boring machine (carpentry) Hand boring machine (Carpentry and Joinery Magazine, 1925) A carpenters boring machine is a hand-driven machine to bore holes in beams such in the process of making a mortise or making holes for the wooden pegs which hold mortise and tenon joints together.