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By certification 
Product name: Multi-bore hollow spinneret
Material: stainless steel
Size: Min. ID size is 0.35mm.
Description: Our technology also provides multi-bore hollow spinnerets for customers, from double-bore, three-bore to five-bore, and technically we manufacture seven-bore hollow spinneret as well, but the seven-bore hollow spinneret need big size, otherwise it is not easy to arrange the needle inside and the influence the precise.
