... R97mm 4 surface treatment: plating We are a professional manufacturer for aluminum casting parts, zinc alloy casting parts. And also provide ... OEM service for all series of products.ISO 9001 quality certificate & RoHs Test ... , ZA-5, 4-0, -1Product weight: from 0.02kg to 15kgApplied software for specification drawing: PRO/E, Auto Cad, Solid Work, CAXA, ...