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详细信息 Product Name: China Supplier Crown Wuxi PDC PCD Bit Drag Bits Model NO.: 5.1/2" 4.1/2" Usage: Well Drilling, metal Drilling Material: High-Speed Steel Trademark: CROWN Transport Package: Cartons Origin: China Product Description China Supplier Crown Wuxi PDC PCD bit Drag BitsGood performance4.1/2", 4.3/4", 5.1/8", 5.5/8", 5.7/8", 6.1/4", 6.3/4", 6.5/8" 7.3/8" 9.7/8", 11.1/2" etc. Drag bits are avaiable.Brief Introductions of Drag BitDrag bit is a kind of drilling tool. Three blade drag bit is a common use tool in the well working projects. It is used to drill cement, remove dirty materials of casing and sheeves, and also used to clear hard wax and some mineral crystallizations. Drag bit is not suitable to use in tough gravel and hard rock formations.Our current product list as below:1. Impregnated diamond core bits2. Surface set Diamond Bits(coring bits and non-coring bits)3. Casing(Rod) shoes/Casing bits4. Reaming shells5. PDC bits (coring or non-coring)6. Core lifters, core lifter cases7. Diamond circle wrench8. Core barrel and accessories, BQ, NQ, HQ and PQ(Inner & Outer Tube, Head assembly, LockingCoupling, Adaptor Coupling, Inner Tube Stabilizer Ring, Landing Ring, Landing Shoulder etc)9. NQ&HQ overshot.10. BQ, NQ, HQ, PQ, NT, HT, PT drill rods and BW, NW, HW, PW casing.11. Drag bits and tricone bits.* Above bits and reaming shells conform to Metric, DCDMA, CDDA standards.* We can manufacture all kinds of bits and shells according to customer's special requirement.Any requirement please contact us, we'll do the best service for you. Hope we can establish a good business relationship.
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