... -12MM, WT: 0.08-1.0 precision stainless steel pipe,seamless,high quality,precision,smooth internal and ... external surface,verge also brightly polished1) precision stainless steel capillary pipe,seamless,applications:precision instruments,apparatus,electronics ... stainless steel capillary pipe,telescopic antenna,3G antenna,GPRS antenna,CDMA-EDGE antenna,build-in antenna etc. also produce PDA pen series ...