-- Double spiral easy to carry soil, but meet cohensive soil, single spiral is easy to dump spoil;
-- Applicable layers: medium weathered rock, bedrock;
Customizable Items
-- Cutting DIA. Custom : design various cutting diameter based on demand, like φ950,φ1050 etc.
-- Spiral HIT. Custom : design as demand, prolong or shortten, increase of efficiency by drilling more.
-- Spiral Pitch Custom : adjust the spiral pitch according to different working condition;
-- Key Component Reinforce Custom : strengthen the key component to extend life cycle;
-- Kelly Box Custom : custom kelly box size based on the kelly bar, like 130*130, 150*150,200*200
Company Information
Established in 1989, Hejian City Feilong Retop Rock Bit Manufacture Co., Ltd is a comprehensive enterprise with highly specialized expertise in design, R&D and manufacture of tri-cone and PDC drill bits. We cover an area of 27 acres in the vast expanse of central Hebei Plain, surrounded by the major oil fields and enjoy favorable transport convenience.
Our products are certified by API7-I, ISO 9001: 2008, ISO14001: 2004 and OHSAS 18001: 2007. Our products have been marketed in major Chinese provinces, municipalities and exported to over forty countries and regions in Europe, Asia, Africa and Americas, with good reputation ascribed to our superior quality and competitive price. Equipped with advanced technology, facilities and management, we are manufacturing high performance tri-cone drill bits and PDC bits applied in oil, gas and mining exploitation, complying with the highest technical quality standards and API specifications. FAQ
1.Is your company a distributor or manufacturer? A: Yes, We are a professional Rock Bits manufacturer in China.
2. How about your products? A: All our activities are accredited to ISO 9001:2008, both in products and services, at the same time, mature production technology ensuring the quality satisfy international requests. 3. What is the Packaging &Delivery? A: We used high-quality export carton or standard export wooden case
4. What is the time of the delivery? A: If in stock, ready to deliver within 1 week. Depending on order quantity, 7-30 days when out of stock Shipping: Sea or Air
5.How to order the products? A: Send the inquiry with details item description or with Model number. If there is no packing demand we take it as sea-way packing. If possible please attach one reference picture to avoid any misunderstanding or any links from our website so we get a better understanding.
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