China 20mm Square Bar, China 20mm Square Bar
About 17% of these are stainless steel bars, 4% are steel round bars, and 1% are square steel. A wide variety of 20mm square bar options are available to you, such as jis, aisi, and astm. You can also choose from bending, cutting. As well as from 200 series, 300 series, and 400 series. And whether 20mm square bar is bv, iso, or sgs.
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