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The parameter comparison table of taps and drills is worth collecting!

Source: Browse:24 The release date:2021.06.07 [ Large medium small ]

(1) Levels below M1.4: 5H, Levels above M1.6: 6H


(2) Based on JIS B 0209-1982 standard

Binding degree classification: medium level 2 lower aperture = thread size * 0.866

Minimum diameter = thread size-1.0825* tooth pitch

Maximum diameter = minimum diameter + 2 tooth profile heights