... ,heatsink,aluminum cooling fin,aluminum heatsink, aluminum pin fin heat sink , aluminum LED cooling fin 2 material:aluminum3 finish ... connector’s pin & socket contact, Axis of copiers, barcode / printer shaft, scanner shaft, motor shaft and other various types of ... , connector axial parts, watches and clocks,Glasses shaft parts, Heat sink, screws, nuts, worm, Various special miniature stainless steel ...