Definition of rift sawing in English:
rift sawing
noun
Woodworking(Originally) = quarter sawing ; (now also North American) a method of sawing a log of wood into boards by quartering the log radially and making further cuts aligned to the centre of the tree and parallel to each other, producing boards with a uniform and straight grain pattern.
In North America, the annular rings run from 30 to 60 degrees from the face of the board.
Origin
Late 19th century.
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