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A bandsaw (also written band saw) is a power saw with a long, sharp blade consisting of a continuous band of toothed metal stretched between two or more wheels to cut material. They are used principally in woodworking , metalworking , and lumbering , but may cut a variety of materials.
An unusually large hand-held circular saw for cutting timbers with a roughly 16 in (410 mm) blade. In woodworking the term circular saw is most commonly used to refer to a hand-held, electric circular saw designed for cutting wood, but may be used for cutting other materials with different blades. Circular saws can be either left or right ...
Panel saws can have one main saw blade, or a scoring along with a main saw blade. Scoring is used to create a groove, especially in double side laminate before the main saw rips the piece in two, to avoid chipping. The scoring saw rotates in an opposite direction, as the main saw to avoid chipping.
Sawing non-ferrous material, such as aluminum, brass, plastic and wood with carbide tipped circular saw blades began in the 1930s. However, attempts to cut ferrous material with carbide tips failed because the existing saws lacked the speed, rigidity, and innovation required to transfer high force with low vibration.
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