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1、螺纹下孔径表公制粗牙螺纹 JISB 209-18(單位:mm)螺纹尺寸钻头直径崁合度區分:中(注)級(注2）下孔径崁合度區分：中(註1）2級(註)內螺纹小径最小直径最大直径M 1 05.75.7 （80)729.7851.1 0.25.8508 (8).89.88512 .250.9098 （0%).9290.9814 0.31.4 （80)1.0751.121.6 0.31.252 (7%)221.31.8 0.351.4152 (7%）1.21.512 .41.1.65 (80%)15671.62.2 0.51.83 (75%)1.13182.5 0.452.1213 （75%).012.
2、183 .52.52.59 （75%)2.525993. .62.930 （)2.853.104 0.7333.9 (80)3.24242245 0.5885 （80)3.6883.875 0.4.24.31 (80%)4144.36 155.13 (80%)9175.137 1661 (80%)5.9176.138 .25686.85 (5%)6.6476.9129 1.2578.5 (8）.477.210 1.5.8.62 （85%）8.376.61 1.5.59.62 (8%)9.3769.62 1710.310.0 (5)10.1061.414 2121. (8)11.3512.210
3、16 141.2 ()13.8351.2018 2.5557 (5%)15.9415.4420 2.17.517. (85%)1717.422 .5959.2 （85%)19.941.7424 2121.2 (8%)2.721.252 324242 (85%）23.752225230 .526.5266 (90）2621126.71352996 （9%）292112.7736 3232.1 (9%）31.673.2739 535.1 (9%）34.6735.7042 .537.537. (90)37127.94 4.545406 （9%)4019479948 533. (90%)42.5829
4、7註（）M1.4如下等級：5H、M1.6以上等級：6H（2)基於JS 0209182標準螺纹下孔径表公制細牙螺纹 JIB 02112(單位:m)螺纹尺寸钻头直径崁合度區分:中(注)2級(注2)下孔径崁合度區分：中(註)2級(註2)內螺纹小径最小直径最大直径 2.5 0.52.2.22 （75%).121.13 0.5272.7 （75%)221.7235 .33.23.22 (75%)3.213221 0.5353.59 （75%)3.49359945 5.09 （5)3.5940995 0.54.54.9(75%).594.5995. 0.55.09 (5)49590996 0755.535
5、 (%)5.185.377 0.5.3.35 (0%)6.186.788 177.3 （80%）91771538 .57.3 (80).187.389 188.13 （80%)7.9178.139 0758.8.3 (80%)81888.7810 1258.8.5 (5%）84.91210 199.13 (80%)8.179130 075.3.35 (8%)9189.371 11010.1 （80%）.9171.1511 01.31.35 （%)1.18103812 .505.62 (8%)1.3760.6762 .5108.8 (85%）1067109212 111113 （0%)0.917
6、11.15314 1.12512.6 （5%）2.32.614 11313. (8)2.9171.15315 1.51351362 （8%）13.37613.6615 11414.13 (80%)13.91714.5316 15146 (5%)14371467616 1155.13 （80%)149171.53 .551562 (85%)5.36567617 1616.13 （80%).9116.15318 21616.2 (85%)15.831210 1.51.562 (8%)16.37616.618 1177.13 (%)16.17715320 2181.2 （85%)17.8318.12
7、 1.1.518.62 (85%）.37618.67620 1119.13 （80%)8.979.1322 2220.2 (85%）9.83502102 1.0.20. (8）2.3720.67622 212113 （8%)20.91721.1534 222 （85)23522.2102 15.2 (8%）22.37622.6762 2323.13 (%).9172.15325 22323.2 （8%)228523.21025 1.523.62 （5%)23.37.67625 1244.13 (80%)239174153螺纹下孔径表 公制細牙螺纹 JSB 0211198(單位:mm)螺纹尺寸钻
8、头直径崁合度區分：中（注1)2級(注2）下孔径崁合度區分：中(註）2級(註2)內螺纹小径最小直径最大直径 6 1.252.2 （5%).6247627 2525.2 (85%）4.525.2102 25.5252 (8%）5.3762.76271266. (0%)25.726.1532 2626.2 (85%）2.832.12 1.6.56.62 （85%)2636667628 1277.1 (80%)26977.53 3277. （8)6757.25230 228282 (85%)27.8352.2103 1.28.528.62 (85%)8762.67630 12929. (8%）2172915332 2302 (85%）9.353021032 .530.530.62 (85%)3.760.67633 33030.2 (85%)29.720.23 231.2 (85%)3.3531.2103 15.53.62 (8%）31.37631.6763 .53.62 (85%)33373.67636 33.2 (85%)2.75233.252 34.2 (5%）3.83534136 .3.34 (5%)3.7634.66 1.56.53.62 (85%)36.766.6639 336.2 (85%)35.7536.252
