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saw with a spine; tenon saw; back saw
「胴付き鋸」 has another reading with different meanings.
胴付鋸で木材を精密に切る。
Cut the wood precisely with a tenon saw.
胴付鋸は細かい作業に適している。
A tenon saw is suitable for detailed work.
胴付鋸の背板は金属製だ。
The spine plate of the tenon saw is made of metal.