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8 1/2 Inches M723 Natural Diamond Core Bits, Suitable for Coring in Medium Hard to Hard Formations with Abrasive Properties
US$1.00-7,997.00
1 Piece
Sample price:US$6597.00/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedLength
Taper-lengthModel NO.
8-1/2Type
Drill BitMaterial
High Carbon SteelUsage
Well DrillingOption Feature
Short or Extend or Active GaugePDC Cutter
Trigonal Tooth; Roof Crest; Axe or Benz TeethFormation
1km;2km;3km;5km or OtherApplication
Oil Gas Water Well Mines Coalbed MethaneGauge
Extende GaugeCutter
High Density CutterBit Size (in)
8 1/2"Bit Size (mm)
251.9Primary Cutter Size(mm)
4X4X4X2.8Tfa(in)
0.2-1.5Gauge Length
1.5"Connection
Chuan8-3CBS Chuan8-4CBSRecommended Rpm (R/Min)
40-80Recommended Wob (kN)
10-70Recommended Flow Rate(PS)
11-25Transport Package
Plywood Box, Iron Box or as RequiredSpecification
6" 6-1/8" 8-1/2" 8-3/4" 12-1/4" 17-1/2"Trademark
RuishiOrigin
ChinaHS Code
8207191000Production Capacity
20000PCS/YearCompany profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 18years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤4.93h
AI-Powered supplier vetting
SummaryHebei Ruishi Bits Manufacturing Co., Ltd. is described as a specialized manufacturer of diamond drill bits and drilling tools, with research, design, manufacturing, sales, and service capabilities. It offers 3D design, OEM, ODM, and multiple customization options. The supplier reports machining, laser cutting, drilling, sawing, wire cutting, and testing equipment, along with documented inspection, quality assurance, corrective-action, and complaint-handling procedures. ISO9001:2015, ISO45001:2018, and ISO14001 certifications are reported. However, it reported no new products in the past year, only two R&D engineers, no overseas agents, branches, warehouse, or showroom, and no valid manufacturing-capacity contract with related subcontractors. Financial information is insufficient for assessment. Customer-case evidence is limited: it reports no Fortune 500 cooperation, while OEM service for well-known brands is claimed without naming customers.
Supplier typeThe supplier identifies itself as a specialized company engaged in the research, design, manufacture, sales, and service of diamond drill bits and drilling tools. This supports classification as a specialized drilling-tool manufacturer rather than a general trading company.
CertificationsReported management-system certifications include ISO9001:2015, ISO45001:2018, and ISO14001. The supplier also reports a product compliance certification category of “Others” and an environmental impact assessment report, but the specific product certification is not identified.
R&D capabilityThe supplier provides 3D software design, ODM, OEM, and several R&D customization services. Nevertheless, it reported no new products in the past year and lists only two R&D engineers, which is explicit evidence of limited recent product-development output.
Production capacityProduction resources include machining, laser cutting, radial drilling, sawing, wire cutting, and universal testing equipment. Documented inspection, quality-assurance, corrective-action, and supplier-assessment procedures are reported, with inventory capability and stated lead times; however, there is no valid manufacturing-capacity contract with related subcontractors.
Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, flexible customization, 3D software design, ODM, and OEM services for popular brands. These multiple stated service types provide direct evidence of broad customization capability.
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