网站介绍:China tungsten specializes in offering tungsten copper darts is a softer material, to show the color of brass, they generally with about 70%~80% tungsten content which owns high hardness and resistance wear.
- 链接地址:http://www.tungsten-copper.com/tungsten-copper-dart.html
- 链接标题:Tungsten Copper Dart - Chinatungsten Online
- 所属网站:www.tungsten-copper.com
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- 网站标签:tungsten copper darts