Gear pinions
Gear pinions Widnows / Door fittings Drive hub fittings Spur gears / Involute gears
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欣瑞五金企业有限公司
steel/ aluminum forged parts
型号: quality-guaranteed forging and gorming parts in va; *Engineering:3-D CAD/CAM, deform simulation of forging process *Quality assurance: -coordination measuring (CMM), chemical analysis, mech....more
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技铨实业股份有限公司