螺丝攻牙钻孔径和滚丝径对照表.docx

螺丝攻牙钻孔径和滚丝径对照表公制细螺纹美制细螺纹规格标准径2级牙钻孔径规格（UNC）标准径2级牙钻孔径最大最小最大最小M1.0X0.20.800.8210.783NO.0-80(1.524)1.251.3051.182M1.1X0.20.900.9210.883NO.1-72(1.854)1.551.6121.474M1.2X0.21.001.0210.983NO.2-64(2.184)1.851.9121.756M1.4X0.21.201.2211.183NO.3-56(2.515)2.102.1972.025M1.6X0.21.401.4211.383NO.4-48(2.845)2.402.4582.271M1.7X0.21.451.5001.460NO.5-44(3.175)2.702.7402.551M1.8X0.21.601.6211.583NO.6-40(3.505)2.903.0222.820M2.0X0.251.751.7851.729NO.8-36(4.166)3.503.6063.404M2.2X0.251.951.9851.929NO.10-32(4.826)4.104.1653.963M2.3X0.252.052.0612.001NO.12-28(5.846)4.604.7244.496M2.5X0.352.202.2212.1211/4-285.505.5885.360M2.6X0.352.202.2462.1865/16-246.907.0356.782M3.0X0.352.702.7212.6213/8-248.508.6368.382M3.5X0.353.203.2213.1217/16-209.9010.0339.729M4.0X0.53.503.5993.4591/2-2011.5011.60711.329M4.5X0.54.004.0993.9599/16-1812.9013.08112.751M5.0X0.54.504.5994.4595/8-1814.5014.68114.351M5.5X0.55.005.0994.9593/4-1617.5017.67817.32320.270M6.0X0.755.305.3785.1887/8-1420.5020.675M6.0X0.55.505.5505.4001-1223.2023.57123.114M7.0X0.756.306.3786.1881-1/8-1226.5026.74626.28929.464M7.0X0.56.506.5506.4001-1/4-1229.5029.921M8.0X1.07.007.1536.9171-3/8-1232.8033.09632.639M8.0X0.757.307.3787.1881-1/2-1236.0036.27135.814M8.0X0.57.507.5207.400M9.0X1.08.008.1537.917M9.0X0.758.308.3788.188M10X 1.258.808.9128.647M10X 1.09.009.1538.917M10X 0.759.309.3789.188M10X 0.59.509.5209.400螺丝攻牙钻孔径和滚丝径对照表公制细螺纹美制细螺纹规格标准径2级牙钻孔径规格（UNC）标准径2级牙钻孔径最大最小最大最小M11X 1.010.0010.1539.917#17.50 17.678 17.323M5.5 0.55.005.0994.9593/4-16M6.0 0.755.305.3785.1887/8-14M6.0 0.55.505.5505.4001-12M7.0 0.756.306.3786.1881-1/8-12M7.0 0.56.506.5506.4001-1/4-12M8.0 1.07.007.1536.9171-3/8-12M8.0 0.757.307.3787.1881-1/2-12M8.0 0.57.507.5207.40020.50 20.675 20.27023.20 23.571 23.11426.50 26.746 26.28929.50 29.921 29.46432.80 33.096 32.63936.00 36.271 35.814M9.0 1.08.008.1537.91748.378 8.1888.912 8.6479.153 8.9179.378 9.1889.520 9.400M9.0 0.75 8.30M10 1.25 8.80M10 1.0 9.00M10 0.75 9.30M10 0.5 9.50螺丝攻牙钻孔径和滚丝径对照表公制细螺纹 美制细螺纹规格 标准径 2 级牙钻孔径 规格（ UNC ） 标准径 2 级牙钻孔径最大 最小 最大 最小M11 1.0 10.00 10.153 9.917M5.5 0.55.005.0994.9593/4-16M6.0 0.755.305.3785.1887/8-14M6.0 0.55.505.5505.4001-12M7.0 0.756.306.3786.1881-1/8-12M7.0 0.56.506.5506.4001-1/4-12M8.0 1.07.007.1536.9171-3/8-12M8.0 0.757.307.3787.1881-1/2-12M8.0 0.57.507.5207.40020.50 20.675 20.27023.20 23.571 23.11426.50 26.746 26.28929.50 29.921 29.46432.80 33.096 32.63936.00 36.271 35.814M9.0 1.08.008.1537.917M9.0 0.75 8.30M10 1.25 8.80M10 1.0 9.00M10 0.75 9.30M10 0.5 9.508.378 8.1888.912 8.6479.153 8.9179.378 9.1889.520 9.400螺丝攻牙钻孔径和滚丝径对照表公制细螺纹 美制细螺纹规格 标准径 2 级牙钻孔径 规格（ UNC ） 标准径 2 级牙钻孔径最大 最小 最大 最小M11 1.0 10.00 10.153 9.917M5.5 0.55.005.0994.9593/4-16M6.0 0.755.305.3785.1887/8-14M6.0 0.55.505.5505.4001-12M7.0 0.756.306.3786.1881-1/8-12M7.0 0.56.506.5506.4001-1/4-12M8.0 1.07.007.1536.9171-3/8-12M8.0 0.757.307.3787.1881-1/2-12M8.0 0.57.507.5207.40020.50 20.675 20.27023.20 23.571 23.11426.50 26.746 26.28929.50 29.921 29.46432.80 33.096 32.63936.00 36.271 35.814M9.0 1.08.008.1537.917M9.0 0.75 8.30M10 1.25 8.80M10 1.0 9.00M10 0.75 9.30M10 0.5 9.508.378 8.1888.912 8.6479.153 8.9179.378 9.1889.520 9.400螺丝攻牙钻孔径和滚丝径对照表公制细螺纹 美制细螺纹规格 标准径 2 级牙钻孔径 规格（ UNC ） 标准径 2 级牙钻孔径最大 最小 最大 最小M11 1.0 10.00 10.153 9.917M5.5 0.55.005.0994.9593/4-16M6.0 0.755.305.3785.1887/8-14M6.0 0.55.505.5505.4001-12M7.0 0.756.306.3786.1881-1/8-12M7.0 0.56.506.5506.4001-1/4-12M8.0 1.07.007.1536.9171-3/8-12M8.0 0.757.307.3787.1881-1/2-12M8.0 0.57.507.5207.40020.50 20.675 20.27023.20 23.571 23.11426.50 26.746 26.28929.50 29.921 29.46432.80 33.096 32.63936.00 36.271 35.814M9.0 1.08.008.1537.917M9.0 0.75 8.30M10 1.25 8.80M10 1.0 9.00M10 0.75 9.30M10 0.5 9.508.378 8.1888.912 8.6479.153 8.9179.378 9.1889.520 9.400螺丝攻牙钻孔径和滚丝径对照表公制细螺纹 美制细螺纹规格 标准径 2 级牙钻孔径 规格（ UNC ） 标准径 2 级牙钻孔径最大 最小 最大 最小M11 1.0 10.00 10.153 9.917M5.5 0.55.005.0994.9593/4-16M6.0 0.755.305.3785.1887。