14 3/4" IADC437 TCI rock bits cutter for hole opener made in China

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price: Negotiable
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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-28 01:45
Browse the number: 69
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1.The durability of premium tungsten carbide inserts are improved with new formulas and new techniques for insert bit;
2.Sliding bearing forms, palm-axis surfacing tooth carbide layer, inner cone hole silver;
3.Bearing O-ring wear-resistant, high-temperature high in saturated nitrile rubber;
4.Adopt limit the pressure and prevent drilling fluid into the lubrication system-wide rubber reservoir bag;
5.Use of high strength and high toughness carbide teeth.
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