Our products are made of lead- and nickelfree brass - what you see on the website is what we want to make titanium surface on...
那是含铅镍铜,表面镀钛的意思吗?我不懂啊,大家帮我看看。
谢谢!
那表面的钛是怎么弄上的啊?
是的 1楼说的正确
无铅无镍铜