TT, Paypal, L/C, Western Union; 30% deposit before mass production, balance against copy of B/L.

How to deal with the faulty?

During the warranty period, we will repair or replace defected products.

8-1/2 Inch PDC Core Bit for Oil Mining Well Drilling

Name: 8-1/2 Inch PDC Core Bit for Oil Mining Well Drilling
Brand: Hebei Ruishi Bits Manufacturing Co., Ltd
SKU: 2133266955

Hebei, ChinaHebei Ruishi Bits Manufacturing Co., Ltd

US$1.00-8,888.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year Warranty, Free Spare Cutter Support, Techni

Warranty

1 Year Warranty, Free Spare Cutter Support, Techni

Model NO.

8-1/2inch

Certification

ISO 9001:2000, ISO 9001:2008, API 7-1

Standard

API 7-1

Surface Treatment

Spray-Paint

Manufacturing Process

Casting

Material

Alloy Steel

Weight on Bit(kN/mm)

30-180

Rotary Speed(Rpm)

60-250

Primary Cutter Size

16mm

Flow Rate(Lps)

25-36

Gauge Length

2"-3.5"

API Connection

6-5/8" API Reg

Transport Package

Plywood Box and Ad Required

Specification

8-1/2 inch

Trademark

Ruishi

Origin

China, Cangzhou

HS Code

820719

Production Capacity

20000PC/Year

Key features

ISO and API Certifications: Complies with ISO 9001:2000, ISO 9001:2008, API 7-1, and OHSAS18001 standards.

Customizable Dimensions: Available in sizes from 2 to 26 inches with customizable gauge length and cutter size.

OEM and ODM Services: Full customization, minor customization, and flexible customization from samples or designs.

Advanced Manufacturing: Equipped with five-axis machining centers, CNC tools, and sintering furnaces for precision.

Wide Application Range: Suitable for oil wells, mining, geothermal drilling, and various strata conditions.

2-Year Warranty: Covers mechanical defects with repair or replacement during the warranty period.

Fast Sample Delivery: Sample orders processed within 3 days with mixed samples accepted.

Global Shipping Options: Express shipping via DHL, UPS, FedEx, or TNT; sea shipping available.

Company profile

Importers and ExportersYears of Export ExperienceSelf-brandedExhibition Experience

Hebei Ruishi Bits Manufacturing Co., Ltd

Hebei, China

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: ≤5.36h

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.