motor heat sink   heat sink for cpu  1. Material: Aluminum 6063-t5, AL6061-T6 is also available.2. Usuage: heat sink for LED light.3. Surface treatment: Mill finished, anodizing, powder coating, brushing, polishing. etc.4. Color available: White, black, silver, green, red. etc.5. Punching, drilling holes, cutting, deep-processing. etc.6. Technical information can be required by customer.7. Package: As customer's requests.8. OEM service is welcome We also could produce according to your drawing.Both Auto CAD and THREE D design is ok.