【工装夹具】公制螺纹底孔用钻头直径尺寸表.pdf

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?d?t?dz?d?t?dz?0.250.75?211.9M1?0.20.81.512.5?0.41.61.2512.7M2?0.251.75M14?113?0.52.5?213.9*M3?0.352.651.514.5?0.73.3M16?115M4?0.53.5?2.515.4?0.84.2215.9M5?0.54.51.516.5?15M18?117M6?0.755.2?2.517.4?1.256.7217.9171.518.5M8?0.757.2M20?119?1.58.5?2.519.4*1.258.7219.9191.520.5M10?0.759.2M22?121?1.7510.2?320.91.510.5221.91.2510.71.522.5M12?111M24?123?4.537.3?3.526.3*437.8326.9338.9227.9239.91.528.5M42?1.5 40.5 M30?129