Backsaw
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A backsaw is any hand saw which has a stiffening rib on the edge opposite the cutting edge, enabling better control and more precise cutting than with other types of saws. Backsaws are normally used i
Three backsaws: dōzuki (top), Gent's saw and Tenon saw
Flush-cutting backsaw (offset saw); handle can be turned to the other side
Saw
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A saw is a tool consisting of a tough blade, wire, or chain with a hard toothed edge used to cut through material. Various terms are used to describe toothed and abrasive saws.
Rip saws of various sizes
Roman sawblades from Vindonissa approx. 3rd to 5th century AD
Bronze-age saw blade from Akrotiri, late Cycladic period c. 17th century BC
Saw grinding in Sheffield, 1860