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Size 91mm PDC concave drill bit thread 3 blades for hard rock formation
US$56.00
1-49 Pieces
US$55.00
50-99 Pieces
US$54.00
100+ Pieces
Product profile
Customization
AvailableAfter-sales Service
WarrantyWarranty
1 YearModel NO.
91#Certification
CE, ISO 9001:2000Standard
AISI, ASME, ANSISurface Treatment
OxidationManufacturing Process
ForgingMaterial
Carbon SteelWeight (Kg)
2.6Condition
NewUsage
Mining IndustryProcessing Type
ForgingMachine Type
Drilling EquipmentUse
Coring ExplorationSize
91mmColor
CustomizedBit Type
Three Wing BitMOQ
50 PCSApplicable Industries
50 PCSMarketing Type
New Product 2022Advantage
Wear ResistantThread Type
Male Female ThreadMachinery Test Report
ProvidedTransport Package
Carton/ Paper Box/ WoodenSpecification
91mmTrademark
SPEEDMADEOrigin
Hunan, ChinaHS Code
82071300Company profile
Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤15h
AI-Powered supplier vetting
SummaryThe supplier operates in metal tool, drilling equipment, mining machinery, mechanical equipment, and related metal-product businesses. It reports ISO9001:2015 and ISO14001 certifications, as well as additional management-system certifications including BSCI, TS16949, and GMP, although the applicable scope and validity are not specified. Service procedures, corrective-action procedures, and complaint-handling records are stated to exist. The supplier offers OEM and ODM services and launched new products during the past year, but it has no available SDK and only two R&D engineers are reported. Production information includes five production lines and 31–40 quality-control staff; the stated output figure is omitted for privacy. Financial records are identified for 2021–2023, but no financial results are provided. No Fortune 500 cooperation is reported, and overseas-service coverage is listed as zero.
Supplier typeThe supplier is a manufacturer and seller of metal tools, drilling and oil-production equipment, mining machinery, mechanical parts, hardware, and metal materials. Its product description specifically covers drill bits for water wells, natural gas, oil, coal, geothermal, and geological exploration applications.
CertificationsThe supplier reports ISO9001:2015 and ISO14001 certifications, while another slice lists BSCI, TS16949, ISO9001, and GMP management-system certifications. The records do not specify certificate scope, issuing bodies, or validity dates, but they explicitly evidence multiple certifications.
After-Sales capabilityThe supplier states that it has written procedures and implementation records for service capability assessment, corrective and preventive actions, and customer complaint handling. However, overseas-service coverage is recorded as zero, so the evidence supports formal service processes but not broad international service reach.
R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has R&D engineers with 6–10 years of total experience. It also reports only two R&D engineers and explicitly states that no SDK is available, indicating some product-development capability but limited evidence of broader technical resources.
Production capacityThe supplier reports five production lines and 31–40 quality-control staff, providing explicit evidence of an organized manufacturing and quality-control setup. The supplier also states an annual production-output range, but that figure is excluded here under the privacy requirement; product-specific capacity is not provided.
Customization capabilityThe supplier explicitly offers ODM and OEM services and provides different drill-bit models and sizes for varied applications and rock conditions. This supports customization capability for relevant products, although the scope of engineering changes and customization limits is not detailed.
Client casesThe supplier explicitly reports no cooperation with Fortune 500 companies. Although it states a preference for repeat buyers at 80%–100%, no named customers, reference projects, or verifiable customer cases are provided.
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Qidong Fengsu Drilling Tools Co., Ltd.
Qidong Fengsu Drilling Tools Co., Ltd.*Content:
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