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sawing-in click to hear : sawing-in

Process for making grooves on the backs of signatures to make room for the cords.
sawing-in image
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See sawing-in in : french | spanish
groove tenon saw

groove click to hear : groove

Groove cut into the back of signatures to make room for the cords.

tenon saw click to hear : tenon saw

Small saw used to make grooves.