无屑攻牙前钻头使对照表

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1、無屑攻牙前鑽頭使對照表規格牙距2級用精度不同比率之差別下孔徑規格牙距2級用精度不同比率之差別下孔徑100%90%80%70%100%90%80%70%M10.250.2430.860.890.870.900.890.910.900.92M91.2510.750.577778.298.438.578.728.368.498.628.748.438.558.668.778.508.608.708.80M1.10.250.2430.960.990.971.000.991.011.001.02M1.20.250.2431.061.091.071.101.091.111.101

2、.12M101.51.2510.750.5777769.159.299.439.579.729.239.369.499.629.749.329.439.559.669.779.409.509.609.709.80M1.40.30.2431.231.291.251.301.261.311.281.32M1.60.350.2431.404.191.421.501.441.511.461.52M1.70.350.2441.501.591.521.601.541.611.561.62M111.510.75108810.1510.4310.5710.2310.4910.6210

3、.3210.5510.6610.4010.6010.70M1.80.350.2431.601.691.621.701.641.711.661.72M20.40.25441.771.861.801.871.821.891.841.91M121.751.51.251888811.0111.1511.2911.4311.1111.2311.3611.4911.2111.3211.4311.5511.3111.4011.5011.60M2.20.450.25441.942.061.972.072.002.092.022.10M2.30.40.25442.072.162.102

4、.172.122.192.142.20M1421.51.2511098812.8713.1513.2913.4312.9813.2313.3613.4913.0913.3213.4313.5513.2113.4013.5013.60M2.50.450.35442.242.302.272.322.302.342.322.36M2.60.450.35452.342.402.372.422.402.442.422.46M151.519814.1514.4314.2314.4914.3214.5514.4014.60M30.60.50.355552.662.722.802.6

5、92.742.822.732.772.842.762.802.86M1621.51109814.8715.1515.4314.9815.2315.4915.0915.3215.5515.2115.4015.60M3.50.60.35553.163.303.193.323.233.343.263.36M171.5111916.1516.4316.2316.4916.3216.5516.4016.60M40.750.70.56663.573.603.723.623.643.743.663.683.773.703.723.80M182.521.51111110916.581

6、6.8717.1517.4316.7216.9817.2317.4916.8717.0917.3217.5517.0117.2117.4017.60M4.50.750.5664.074.224.124.244.164.274.204.30M202.521.51111110918.5818.8719.1519.4318.7218.9819.2319.4918.87193.0919.3219.5519.0119.2119.4019.60M50.90.80.56664.494.554.724.544.594.744.594.644.774.644.684.80M5.50.9

7、0.5664.995.225.045.245.095.275.145.30M222.521.51111110920.5820.8721.1521.4320.7220.9821.2321.4920.8721.0921.3221.5521.0121.2121.4021.60M610.750.57665.435.575.725.495.625.745.555.665.775.605.705.80M710.750.57666.436.576.726.496.626.746.556.666.776.606.706.80M2421.511110922.8723.