Chinese LED Headlight Heat Sink CNC Machining Company Provides Aluminum Alloy 6061 LED Headlight Heat Sink CNC Machining Services for Auto Car Headlight. Manufacturing Method: CNC Machining. Material: Aluminum Alloy 6061. Size: as customed. Surface Treatment: Oxidized Application: for Auto Car Head Light, LED Headlight Heat Sink. website: http://www.diecastinginchina.com