Product Description1. We manufacture a range of high quality
tubular products from high tensile cold drawn and hot finished
seamless steel tubes.2. For produce the high quality drill rods,
firstly need to use the good quality steel tubes, it is the most
important step, and we pay great attention to this point.3. The
drill rod adaptor and both thread ends with heat treatment process,
the whole pipe with hardening and tempering, which made the drill
rods are more durable and have a longer service life;4. We Supply
Wireline Drill Rods, from AQ, BQ, NQ, HQ, PQ, S75, Parallel
Threaded Drill Rods, DCDMA Sizes AW, BW, NW, HW, and Tapered
Threaded Drill Rods, DCDMA Sizes AWJ, BWJ, AWY, BWY, NWY and Metric
sizes 42mm, 50mm, 60mm, 70mm, 90mm. What we can
supplier? Drill rodImpregnated diamond core bitsSurface set
diamond bitsCasing rod, casing shoes and casing bitsReaming
shellsCoring PDC bitsNon-coring PDC bitsCore barrel assembly and
overshotdrilling accessories include: inner tube, outer tube,
locking coupling, adaptor coupling, inner tube stabilizer ring,
landing ring, stop ring, etc.Other customized exploration core
drilling tools&parts Product ParametersSizeOuter
Diameter (mm)Inner
Diameter(mm)AQ44.737.3BQ55.746.1NQ70.060.2HQ89.078.0PQ(PHD)114.5101.5BTW56.348.0NTW73.364.0HTW91.381.0AW/AWJ/AWY43.730.7BW/BWJ/BWY54.038.0NW/NWY66.851.0HW89.071.042mm42.030.050mm50.037.060mm60.048.070mm73.054.690mm89.069.0S75A71.060.0S95A89.078.0S110110.098.0S130129.0117.0/*
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