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High Efficiency Tricone Drill Bit Tungsten Carbide Insert Bit for Soft Medium Hard Rock Formation
US$2,205.00
1-9 Pieces
US$2,169.00
10+ Pieces
Product profile
Customization
AvailableCustomized
CustomizedStandard
DINModel NO.
HJG0829CLength
Taper-lengthType
Core Drill BitMaterial
Tungsten CarbideUsage
Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry DrillingProduct Name
Tricone Roller Cone BitIADC Code
Multiple IADC Codes Available(517/537/617/637/737)Bit Size
Customized Sizes AcceptedConnection Thread
Standard API Reg ThreadTooth Type
Tungsten Carbide Insert Tooth / Milled ToothBearing Style
Journal Bearing / Roller BearingSeal Type
Metal Seal / Rubber SealApplicable Formation
Soft, Medium, Medium-Hard, Hard Abrasive RockApplication
Water Well, Geothermal, Mining ExplorationPackage
Poly Wood CaseQuality Standard
OEM & ODM SupportedTransport Package
Wood Case PackageTrademark
HJGOrigin
ChinaKey features
High rock -breaking efficiency,fast drilling penetration rate
Durable carbide inserts,strong wearresistance and impact resistance
Good chip removal performance,effectively reduce bit balling
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2011-01-25 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.93h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryChangsha Heijingang Industrial Co., Ltd. is a China-based limited company established in 1999, specializing in rock-drilling equipment and pneumatic tools. Its stated product range includes DTH hammers and bits, drilling rigs, threaded bits, shank adapters, coupling sleeves, drill pipes, tool joints, and related spare parts. The supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 certifications, 22 years of R&D engineer experience, 10 production lines, 11–20 quality-control staff, and stated annual capacities of 200,000 DTH hammers/drill bits and 10,000 drilling rigs. It began exporting in 2011 and reports customers or markets across multiple global regions. Evidence supports established manufacturing, certification, product breadth, and export capability. However, the provided information does not adequately demonstrate after-sales service systems, customization processes, customer case studies, or financial credibility.
Supplier typeThe supplier is identified as a privately operated limited company in China, established in 1999, with manufacturing and processing machinery as a commercial focus. Its described business involves researching and manufacturing rock-drilling equipment, pneumatic tools, drilling rigs, drilling bits, drill pipes, and related components, indicating a manufacturer rather than a trading-only entity.
CertificationsThe supplier reports ISO9001:2015 quality-management certification, ISO14001:2015 environmental-management certification, and ISO45001:2016 occupational-health-and-safety certification, plus other unspecified certifications. These stated certifications provide explicit evidence of formal management-system coverage.
R&D capabilityThe supplier reports 22 years of R&D engineer experience and describes research into rock-drilling equipment, including a new-style geothermal drilling rig. It also states that it uses advanced craft technology and conducts strict quality inspection, providing explicit support for engineering and product-development capability, although no patent or new-product output data is given.
Production capacityThe supplier reports 834 employees, a 54,034 m² manufacturing plant, 10 production lines, 11–20 quality-control staff, and stated annual capacities of 200,000 DTH hammers/drill bits and 10,000 drilling rigs. It also reports one-month fulfillment timing in both off-peak and peak seasons, which supports substantial and relatively consistent production capacity.
Product Q&A
Q:What is the warranty period?
A:
The product description does not specify a warranty period.
Q:What is the lead time for orders?
A:
The average lead time is one month for both peak and off-peak seasons.
Q:Can the color be customized?
A:
Yes, the color can be customized as per customer request.
Q:What is the bearing structure of the bit?
A:
It features a Roller-Ball-Second Thrust-Roller-First Thrust/Sealing structure.
Send Inquiry
*To:
Changsha Heijingang Industrial Co., Ltd.
Changsha Heijingang Industrial Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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