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攻牙下孔徑規格表
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公 制
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英 制
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粗牙
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細牙
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粗牙
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細牙
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6g
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6e
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6g
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2A
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3A
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2A
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3A
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| M1.0-0.25P |
M2.0-0.4P |
M2.0-0.35P |
UNC1-64 |
UNC1-64 |
UNF0-80 |
UNF0-80 |
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M1.2-0.25P
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M2.2-0.45P |
M3.0-0.35P |
UNC2-56 |
UNC2-56 |
UNF1-72 |
UNF1-72 |
| M1.4-0.3P |
M2.5-0.45P |
M3.5-0.35P |
UNC3-48 |
UNC3-48 |
UNF2-64 |
UNF2-64 |
| M1.6-0.35P |
M3.0-0.5P |
M4.0-0.5P |
UNC4-40 |
UNC4-40 |
UNF3-56 |
UNF3-56 |
| M1.7-0.35P |
M3.5-0.6P |
M5.0-0.5P |
UNC5-40 |
UNC5-40 |
UNF4-48 |
UNF4-48 |
| M2.0-0.4P |
M4.0-0.7P |
M6.0-0.5P |
UNC6-32 |
UNC6-32 |
UNF5-44 |
UNF5-44 |
| M2.2-0.45P |
M5.0-0.8P |
M6.0-0.75P |
UNC8-32 |
UNC8-32 |
UNF6-40 |
UNF6-40 |
| M2.3-0.4P |
M6.0-1.0P |
M8.0-0.75P |
UNC10-24 |
UNC10-24 |
UNF8-36 |
UNF8-36 |
| M2.5-0.45P |
M8.0-1.25P |
M8.0-1.0P |
UNC12-24 |
UNC12-24 |
UNF10-32 |
UNF10-32 |
| M2.6-0.45P |
M10-1.5P |
M9.0-1.0P |
UNC1/4-20 |
UNC1/4-20 |
UNF12-28 |
UNF12-28 |
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M3.0-0.5P
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M12-1.75P |
M10.0-1.0P |
UNC5/16-18 |
UNC5/16-18 |
UNF1/4-28 |
UNF1/4-28 |
| M3.5-0.6P |
M14-2.0P |
M12.0-1.0M |
UNC3/8-16 |
UNC3/8-16 |
UNF5/16-24 |
UNF5/16-24 |
| M4.0-0.7P |
M16-2.0P |
M14.0-1.0P |
UNC7/19-14 |
UNC7/19-14 |
UNF3/8-24 |
UNF3/8-24 |
| M5.0-0.8P |
M18.2.5P |
M16.0-1.0P |
UNC1/2-13 |
UNC1/2-13 |
UNF7/16-20 |
UNF7/16-20 |
| M6.0-1.0P |
M20-2.5P |
M18.0-1.0P |
UNC9/16-12 |
UNC9/16-12 |
UNF1/2-20 |
UNF1/2-20 |
| M8.0-1.25P |
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M20.0-1.0P |
UNC5/8-11 |
UNC5/8-11 |
UNF9/16-18 |
UNF9/16-18 |
| M10.0-1.5P |
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M22.0-1.0P |
UNC3/4-10 |
UNC3/4-10 |
UNF5/8-18 |
UNF5/8-18 |
| M12.0-1.75P |
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M24.0-1.0P |
UNC7/8-9 |
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UNF3/4-16 |
UNF3/4-16 |
| M14.0-2.0P |
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M10.0-1.25P |
UNC1-8 |
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UNF7/8-14 |
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| M16.0-2.0P |
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M12.0-1.25P |
UNC1-1/8-7 |
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UNF1-12 |
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| M18.0-2.5P |
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M12.0-1.5P |
UNC1-1/4-7 |
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UNF1-1/8-12 |
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| M20.0-2.5P |
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M14.0-1.5P |
UNC1-3/8-6 |
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UNF1-1/4-12 |
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| M22.0-2.5P |
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M16.0-1.5P |
UNC1-1/2-6 |
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UNF1-3/8-12 |
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| M24.0-3.0P |
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M18.0-1.5P |
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UNF1-1/2-12 |
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| M27.0-3.0P |
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M20.0-1.5P |
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| M30.0-3.5P |
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M22.0-1.5P |
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| M36.0-4.0P |
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M24.0-1.5P |
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| M39.0-4.0P |
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M18.0-2.0P |
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M20.0-2.0P |
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