M/M机械螺丝2A（60°）规格M4M4.5M5M6M7M8M9M10M10M12M12M14M16M18M18M20M20M22M24M26M27M28M30牙距P0.50.50.50.750.751.01.01.251.01.251.51.51.52.01.52.01.51.51.51.51.51.51.5外径（D）MAX3.974.474.975.976.977.978.979.969.9711.9711.9613.9615.9617.9517.9519.9519.9521.9523.9525.9526.9527.9529.95MIN3.8.3.865.856.857.838.839.819.8211.7611.7913.7915.7917.6517.7819.6519.7821.7823.7825.7826.7827.7829.78辗造径规格MAX3.624.124.625.456.457.298.299.129.2811.1210.9512.9514.9516.6216.9318.6218.9220.9222.9224.9325.9326.9328.93MIN3.584.084.585.416.417.248.249.079.2311.0710.12.14.16.16.8618.18.8520.8522.8524.8525.8526.8528.85M2M2.3M2.5M2.6M3M3.5M4M4.5M5M6M7M8M9M10M11M12M14M16M18M20M22M24M27M30M33牙距P0.40.40.450.450.50.60.70.750.81.01.01.251.251.51.51.752.02.02.52.52.53.03.03.53.5M/M机械螺丝2A（60°）外径（D）MAX1.982.282.482.582.983.473.984.474.985.976.977.968.969.961.9711.9513.9515.9517.9519.9521.9523.9426.9429.9432.94MIN1.2.192.382.482.883.363.844.344.835.826.827.798.799.7710.7311.7613.7415.7417.7119.7121.7123.6826.6829.6632.66°）辗造径MAX1.722.022.182.282.3.063.493.9.435.306.307.127.128.979.9710.7912.6314.6316.3118.3120.3121.9824.9827.6630.65MIN1.691.992.152.252.613.033.153.924.385.256.257.078.078.919.9110.7312.5614.5616.2318.2320.2321.9024.27.5630.56
