尼龙M3六角组合套件

包括螺钉、外螺纹-内螺纹支座、螺母、垫圈。不是为3D打印而设计，更多的是为CAD设计而设计。基于https://www.amazon.ca/LitOrange-Standoff-Threaded-Motherboard-Assortment/dp/B07TP2YYQB/ref=sr_1_6?crid=2O5JA171PSVD2&keywords=尼龙%2Bm3%2Bhex%2Bdiversity%2Bkit&；qid=1695562309&；sprefix=尼龙%2Bm3%2Bhex%2Bdiversity%2Bkit%2Caps%2C74&；sr＝8-6&；th=1