... REACH Aluminum Extrusion LED Heat Sink for Downlight heatsink 1 cooling fin ,heatsink,aluminum cooling fin,aluminum heatsink, aluminum pin fin heat sink , ... connector axial parts, watches and clocks,Glasses shaft parts, Heat sink, screws, nuts, worm, Various special miniature stainless steel ... capillary pieces et ISO 9001:2008BV CERTIFICATION Aluminum Extrusion LED Heat Sink for Downlight heatsink