... delivery aluminum knurled pin1 aluminum knurled pin, cnc turning parts , aluminum dowel pin , knurled pin 2 material:aluminum3 finish:anode or ... product: The scope of business is the hardware turning parts, connector’s pin & socket contact, Axis of copiers, barcode / ... are Probe needle shaft, needle tubing, Connector plug needle, pin, Copier shaft, motor drive shaft, Riveting shaft, Environmental ...