法兰（法式）螺母M3,4,5,6,8,10,12

Explanation :
Flange nuts were modeled by size. The external size was modeled according to the specificatio, and the internal size gave a tolerance of 0.3mm to facilitate bolting. (M3:A, M4:B, M5:C, M6:D, M8:E, M10:F, M12:G)
You can also download this file from the link :
Many other 3Dprinting files are in the "3DSangSangPortal". （3D想象门户网站）
Everyone please come and download. :) All files are :
描述：
将法兰螺母按大小进行了改造。外部的大小按照规格进行了模型，内部大小为0.3mm，以便螺栓的签订顺畅。(M3:A, M4:B, M5:C, M6:D, M8:E, M10:F, M12:G)
此资料可在以下链接下载。
除此之外，很多3D打印资料都在“3D想象门户网站”上。
谁来下载吧：）都是安全的文件。