DTH Hammer Parts and Bits for Petroleum Drilling Applications¹

Product Description  General IntroductionProduct DescriptionChangsha Tianhe Drilling Tools and Machinery Co., Ltd. proudly presents its elite range of DHD Drill Bits, meticulously crafted to elevate water well and mining drilling to new heights. Our drill bits promise unparalleled precision and efficiency across diverse rock formations. With an extensive selection of DTH Rock Drill Bits, SD Drill Bits, Mission Drill Bits, QL Drill Bits, Mach Drill Bits, BR Drill Bits, Numa Drill Bits, and Button Bits, we ensure you receive robust and enduring solutions tailored to meet all your drilling aspirations. Rely on us as your dependable partner in mining drilling tools and equipment, where quality and trust go hand in hand.Product DescriptionBit Face Shape SelectionBit Face Shape SelectionChangsha Tianhe Drilling Tools and Machinery Co., Ltd. proudly offers an impressive selection of bit face shapes, each meticulously crafted to conquer various rock formations and drilling scenarios:Drop Center BitA masterful choice for achieving swift penetration in soft to medium hard and fractured rock formations. This bit thrives at low to medium air pressures, expertly maintaining hole deviation for precision drilling.Concave FaceEngineered for versatile applications in medium hard and unified rock formations, the concave face bit ensures excellent hole deviation control and superior flushing capability.Convex FaceThe convex face bit excels with high penetration rates in soft to medium-hard terrains, optimized for low to medium air pressures. It boasts resistance to steel wash and minimizes wear on gauge buttons, though it may offer limited hole deviation control.Flat FaceThe flat face bit is engineered for high performance in hard to intensely hard and abrasive rock formations under high air pressures, delivering commendable penetration rates and resistance against steel wash.Features:Exemplary reliability and extended service life, with minimal occurrences of abnormal breakage during use.Optimized flushing effect that guarantees an impressive drilling rate.Rigorous quality warranties and compensation policies.Smart and efficient designs.Impressive penetration capabilities.Opt for Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for premium drilling bits that assure outstanding performance and long-lasting durability. Raw MaterialProduct DescriptionChangsha Tianhe Drilling Tools and Machinery Co., Ltd.Introducing our premier steel and carbide products, ingeniously designed to cater to a spectrum of applications with unmatched quality.Steel:Our superior special alloy steel is crafted with outstanding strength, heat resistance, and durability. Designed for the most challenging environments, it provides dependable performance and long-lasting resilience.Carbide:Experience the excellence of our product featuring top-tier tungsten carbides from China, celebrated for their unmatched hardness and reliability. Additionally, our collection includes tungsten carbide from Europe, offering diverse choices to perfectly align with your unique requirements.Select Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for high-grade steel and carbide products tailored to meet the expectations of English-speaking professionals. Discover the unmatched performance and reliability inherent in our superior materials.  Model  Bit diameter mm(inch)  Weight  TH79(3.5inch)  90mm-100mm(3 1/2-3 7 /8)  4-4.5  DHD3.5  90mm-105mm(3 1/2-4 1/8)  4.5-5.5  BR33  90mm-100mm(3 1/2-3 7 /8)  4-4.5  DHD340  105mm-138mm(4 1/10-5 2/5)  8-12  QL40  110mm-133mm(4 3/8-5 1/4)  10-12  DHD350  135mm-165mm(5 3/10-6 1/2)  15.2-18  MISSION50  138mm-165mm(5 2/5-6)  16-18  QL50  138mm-152mm(5 2/5-6)  16-18  SD5  138mm-152mm(5 2/5-6)  16-18  MAHC50TS398(20inch)  138mm-152mm(5 2/5-6)  16-18  DHD360  152mm-203mm(6-8)  24-33  MISSION60  152mm-203mm(6-8)  21-30  SD6  152mm-254mm(6-10)  24-50  QL60(COP64G)  152mm-203mm(6-8)  24-33  XL60  152mm-190mm(6-7 1/2)  22-27  DHD380  200mm-305mm(7 7/8-12)  47-82  SD8  200mm-305mm(7 7/8-12)  47-82  QL80  200mm-305mm(7 7/8-12)  48-84  TH220  240mm-350mm(9 2/5-13 7/10)  75-125  NUMA100  240mm-350mm(9 2/5-13 7/10)  75-125  SD10  240mm-350mm(9 2/5-13 7/10)  75-125  DHD112  310mm-444.5mm(12 1/5-17 1/2)  140-252  SD12  310mm-444.5mm(12 1/5-17 1/2)  142-254  NUMA120  310mm-444.5mm(12 1/5-17 1/2)  140-252  TH398(20inch)  500mm-550mm(19 3/5-21 3/5)  480-510  TH600(32inch)  800mm-1000mm(31 2/5-39 3/10)  680-984    Package

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