1.Four ways stainless steel spider for glass 2.Precision machining 3.Finish:Plating Anodizing Painting 4.OEM & ODM 5.ISO9001 Die casting ... Alloys: 380, 13, 360, 390, 413Zinc alloys: Zamak 2, 3, 5, 7, ZA 8 and ZA 12Mould materials8407,H13,P20,etc ... .Die casting ( Aluminium alloy or Zinc alloy )4.Precision machining 5.Surface treatment : burring ,polishing,electroplating .plated chrome ,silver ,golden ., ...