Guizhou Sinodrills Equipment Co., LTD

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Taper Drill Rod

  • Brand Name :SINODRILLS
  • Color:Black


SINODRILLS Tapered drill rods


Tapered drill rod is a further development of the integral drill rods. It usually has a forged collar to maintain the proper shank striking face position in the rock drill. Tapered drill rods effective lengths are measured from the collar to the bit end,which are usually from 0.6 meters to 3.6 meters.
Effective lengths:  600mm ~  3600mm;
Taper degrees: 4°46’, 6°, 7°, 11°, 12°;
Shank sizes: Hex.19mm,Hex. 22mm, Hex.25mm;
Other lengths are available upon request.

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