High-strength drill rod

  • Outside Diameter(mm): HQ:88.9mm; NTW:73.3mm; BTW:56.5mm
  • Inner Diameter(mm): HQ:77.8mm; NTW:64.2mm; BTW:48.5mm
  • Weight kg/1.5m: HQ:17.2kg; NTW:13.4kg; BTW:8.2kg

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High-strength drill rod

Quality materials: Class A seamless steel pipes for geological purpose are adopted.
Advanced technology: It is machined in our full-automatic thread processing center and subject to advanced thermal treatment process to ensure higher precision, higher strength and longer service life.
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