Black Tungsten Ring’s Price for Man on Jan. 10, 2018 作者: Zhang 发布日期: 2018-01-12 329 Black tungsten ring’s price is 6.20USD/PCS on Jan. 10, 2018. All rings in Chinatungsten Online use tungsten carbide and the surface can do a variety of treatments. This product is treated with black. 如您对相关产品感兴趣或想销售您的产品,请联系我们: