Product Description China Direct Manufacturer High Precise Telecom Part Aluminum Die Casting Heatsink Telecom Part fabrication 1. Material including: All kinds of stainless steel, steel, aluminum alloy, copper and plastic (Example: Aluminum 6082, Aluminum 7075, Aluminum 6061-T6, Aluminum 6063, Stainless 304, 303, 316, 1045, 4140, PEEK, PTFE,..