2018葡京赌侠诗001 153Tungsten bars 2018葡京赌侠诗001 153


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缅甸老葡京

W content≥99.95%

Surface condition:

Black surface is: black,retaining a coating of processing lubricants and oxides.

bright-surface is :chemically cleaned to remove all lubricants and oxides

ground-surface is :centerless ground to remove all coating and to achieve precise diameter control

Other sizes and special requests are available.