Alibaba.com - DTH Hammers&Bits, Top Hammer Rock
HJG Rock Drill Bit Eccentric Casing System. For Well Drilling. 184.00 - 199.00 Piece. 1 Piece (Min. Order) IADC Code 435/545/635/735/845 Tricone Rotary Bit for mining. 2,500.00 - 3,500.00 Set. 1 Set (Min. Order) Symmetric Casing Drilling System bit and crown parts for …
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