... .Long life on working 4.Lower labour intency Wire line BQ Core Drill Bit.......................................................................................................................................................................Wire-line core drilling tools can lift ... with the increasing of drill hole depth. We can supply BQ NQ HQ overshot Assembly.Type of the bit matrix The ...
... heat-treated. DecriptionOD(mm)ID(mm)Weight(Kg/3m)Rod, BQ 3.0 m Enhanced55.6046.1018.00Rod, NQ 3.0 ... -treated. We also can produce various sizes of casing tubes. BQ NQ HQ drill rods
... level competitions. Used in Olympic Games and IAAF Diamond League BQ-4 Aluminum Alloy Javelin for Men's Competition1. Javelin is ... as cell, bump, groove, ridge, and voids on the surface. BQ-4 Aluminum Alloy Javelin for Men's Competition
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