JDM-32D M3-M5 Miniature hydraulic fittings

Method of purchase https://item.taobao.com/item.htm?spm=a1z10.3-c.w4002-10058254375.9.yxb11M&id=25454888608

M3 internal thread, external thread conversion between the M5, M3 and M5 and then choke the streets. OUR M3-3, M5-4, M5-6 series choke