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1、公制细螺纹攻牙钻孔对照表公制细螺纹规格标准径2级牙钻孔径最大最小M1.00.20.800.8210.783Ml.l0.20.900.9210.883M1.20.21.001.0210.983M1.40.21.201.2211.183M1.60.21.401.4211.383M1.70.21.451.5001.460M1.80.21.601.6211.583M2.00.251.751.7851.729M2.20.251.951.9851.929M2.30.252.052.0612.001M2.5O.352.202.2212.121M2.60.352.202.2462.186M3.OO.352.7
2、02.7212.621M3.5O.353.203.2213.121M4.00.53.503.5993.459M4.50.54.004.0993.959M5.OO.54.504.5994.459M5.5O.55.005.0994.959M6.00.755.305.3785.188M6.00.55.505.5505.400M7.00.756.306.3786.188M7.00.56.506.5506.400M8.01.07.007.1536.917M8.00.757.307.3787.188M8.00.57.507.5207.400M9.01.08.008.1537.917M9.00.758.30
3、8.3788.188M1O1.258.808.9128.647M101.09.009.1538.917M100.759.309.3789.188M1OO.59.509.5209.400Mll1.010.0010.1539.917Mll0.7510.3010.37810.188M121.510.5010.67610.376M121.2510.8010.91210.647M121.011.0011.15310.917M120.511.5011.52011.400M141.512.5012.67612.376M141.013.0013.15312.917M151.513.5013.67613.376
4、M151.014.0014.15313.917M161.514.5014.67614.376M161.015.0015.15314.917M171.515.5015.67615.376M171.016.0016.15315.917M182.016.0016.21015.835M181.516.5016.67616.376M181.017.0017.15316.917M202.018.0018.21017.835M2O1.518.5018.67618.376M201.019.0019.15318.917M222.020.0020.21019.835M221.520.5020.67620.376M
5、221.021.0021.15320.917M242.022.0022.21021.835M241.522.5022.67622.376M241.023.0023.15322.917M252.023.0023.21022.835M251.523.5023.67623.376M251.024.0024.15323.917M261.524.5024.67624.376M272.025.0025.21024.835M271.525.5025.67625.376M271.026.0026.15325.917M282.026.0026.21025.835M281.526.5026.67626.376M2
6、81.027.0027.15326.917M303.027.0027.25226.752M302.028.0028.21027.835M3O1.528.5028.67628.376M301.029.0029.15328.917M322.030.0030.21029.835M321.530.5030.67630.376M333.030.0030.25229.752M332.031.0031.21030.835M331.531.5031.67631.376M351.533.5033.67633.376M363.033.0033.25232.752M362.034.0034.21033.835M361.534.5034.67634.376
