Carbon Steel 3 3/8" Spiral Non Magnetic Drill Collars 79.4mm To 300mm
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3 3/8" Carbon Steel Well Drilling Non Magnetic Drill Collars Introduction The non-magnetic drill collar is made of low carbon high chromium manganese alloy steel. After strict chemical composition refinement, the mechanical properties are achieved through ......
Langfang Pangolin Drilling Tools Co., Ltd.
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High Strength 79.4mm Mining Non Mag Drill Collars
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Non Magnetic Drill Collars Good Low Permeability And High Strength Product parameters Machine Type Drilling Tool Material Carbon Steel Processing Type Forging Use Well Drilling bit size 3 3/4"(95mm) connected thread 2 7/8''reg lobe 5:6 stage 4 flow rate ......
Langfang pangolin construction machinery co. LTD
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