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The P and B shown on the Tap shank represent the chamfer length of the forming tap .
The P (plug) is 4 pitches long for through hole , and the B (bottom) is 2 pitches long for the stop hole.
(FAQID:560)
ｓ－ｘｐｆの刻印に、ｐとｂがあるが、何を表している？ | オーエスジー
There are P and B on the S-XPF inscription, but what do they represent?
No : 560
发表 : 2024/10/22 00:00
改 性 : 2025/04/17 07:25
