... mold making and plastic injection molding 3.top quality,competitive price. top-quality LED plastic lamp holder,lamp base:1. Customize precision ... or sample,such as,LED light plastic housing,PC/PMMA LED optical lens,plastic LED lamp base/holder,LED lamp connector,etc.2. ... material:718,2738,S136, SKD61,H13,SKD11,etc, with high hardness.Advanced equipments:precision grinder,milling machine,driller,wire ...