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8 1/2" IADC217 Tricone Roller Rock Bit for Underground Foundation Drilling
US$800.00
1 Piece
Product profile
Customization
AvailableCustomized
CustomizedMaterial
SteelModel NO.
8 1/2''Usage
Well DrillingTransport Package
Wooden BoxSpecification
8 1/2"Trademark
GlorytekOrigin
ChinaKey features
Wide IADC Code Range: Available IADC codes from 114 to 637 for various formations and drilling speeds.
Premium Cutting Structure: Steel teeth with tungsten carbide hard facing and high-quality inserts for wear resistance.
Enhanced Gauge Protection: Multiple gauge protection with trimmers and inserts to increase gauge holding capability.
Robust Bearing System: Journal and roller bearings with improved abrasion resistance and stability for high speed.
Advanced Seal Technology: Premium O-rings and pressure difference compensating system ensure optimal lubrication.
Versatile Application: Suitable for petroleum, water well, mining, construction, geothermal, and directional boring.
Customizable Options: Product and material can be customized to meet specific drilling requirements.
Direct Factory Supply: Factory selling directly with most favorable price and best quality assurance.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2010-08-10Nearest Port: Tianjin, BeijingAverage Response Time: ≤4.60hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, FCA, EXW
AI-Powered supplier vetting
SummaryGlorytek Industry (Beijing) Co., Ltd. is identified as a Chinese manufacturer/factory producing drilling rigs, piling machinery, and drilling auxiliaries. It demonstrates broad customization capability, has introduced new products within the past year, and provides OEM services for recognized brands. Export activity is substantial, with 71%–90% of sales from exports and 14 years of exporting experience. The supplier reports overseas warehouses, an overseas showroom, in-stock capability, maintenance and training services, and a documented customer-complaint procedure with records. However, quality assurance and traceability statuses are unknown, quality-control test equipment is reported as zero, and the R&D team consists of one engineer. Financial records are indicated for 2021–2023, but financial performance or credibility cannot be assessed from the provided information. No certification information or specific customer cases is provided.
Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and operates as a limited company in Beijing, China. This supports classification as a direct manufacturing supplier rather than only a trading or service intermediary.
After-Sales capabilityThe supplier describes after-sales service as a support for business cooperation, offers maintenance and training, and has overseas warehouse and showroom capabilities. It also has a clear customer-complaint procedure with follow-up records, although its broader service-assessment and corrective-action procedures lack written records.
R&D capabilityThe supplier reports having launched new products within the past year and offers extensive product customization. However, it has only one R&D engineer and no available SDK, so the evidence supports some product-development activity but not a strong or broad innovation infrastructure.
Production capacityAs a manufacturer/factory, the supplier lists multiple drilling-rig, piling-machinery, and drilling-auxiliary product categories, reports in-stock capability, and states that it has 50 qualified service suppliers. Overseas warehouse and showroom capabilities are also reported. Nevertheless, the quantity and size of quality-control test equipment is stated as zero, while production capacity and manufacturing scale are not quantified.
Customization capabilityThe supplier explicitly provides customization from samples, designs, minor customization, full customization, and flexible customization. This is consistent across the two relevant slices and indicates broad customization coverage.
Product Q&A
Q:What are the available IADC codes?
A:
The tricone bits cover a wide range of IADC codes from 114 to 637, applicable for different types of formations and drilling rotary speeds.
Q:What cutting structures are available?
A:
We offer Steel Tooth bits with premium tungsten carbide hard facing and Tungsten Carbide Inserts. The inserts are scientifically selected based on the application and drilling process.
Q:What bearing types are supported?
A:
Available bearing types include journal bearing and roller bearing. Options include sealed and non-sealed bearings, metal/rubber sealed journal bearings, and air-cooled bearings.
Q:What is the warranty or quality guarantee?
A:
We provide the most favorable price and best quality. The bits feature enhanced bearing life and stability due to improved abrasion and seizure resistance.
Q:What are the terms of payment?
A:
Terms of payment include LC, T/T, and Western Union.
Send Inquiry
*To:
Glorytek Industry (Beijing) Co., Ltd.
Glorytek Industry (Beijing) Co., Ltd.*Content:
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