What is the maximum drilling depth supported?

The bit is designed for formations ranging from 1km to 5km or other depths as requested.

What is the inspection process for finished products?

We perform 100% inspection including visual and function inspection with uniform instructions.

Which markets do you export to?

Products are exported to North America, Europe, Africa, South America, and the Middle East.

API 7-1 Standard 4 Inch PDC Core Bit with 5 Blades for Core Drilling Factory Outlet

Name: API 7-1 Standard 4 Inch PDC Core Bit with 5 Blades for Core Drilling Factory Outlet
Brand: Hebei Ruishi Bits Manufacturing Co., Ltd
SKU: 2128118072

Hebei, ChinaHebei Ruishi Bits Manufacturing Co., Ltd

US$1.00-8,888.00

1 Piece

Product profile

Customization

Available

Customized

Length

Taper-length

Type

Drill Bit

Material

Tungsten Carbide

Usage

Well Drilling

Option Feature

Short or Extend or Active Gauge

PDC Cutter

Trigonal Tooth; Roof Crest; Axe or Benz Teet

Formation

1km;2km;3km;5km or Other

Application

Oil Gas Water Well Mines Coalbed Methane

Number of Blade

Primary Cutter Size

16mm

Transport Package

Plywood Box, Iron Box or as Required

Specification

6" 8-1/2" 8-3/4" 12-1/4" 17-1/2"

Trademark

Ruishi

Origin

China

HS Code

8207191000

Production Capacity

20000PCS/Year

Key features

API 7-1 Standard Compliance: Strictly implements API Spec7-1 quality management standards for production.

Advanced Cutter Design: Features high density PDC cutters with limiting teeth for enhanced wear resistance and stability.

Multi-Row Blade Options: Available in single row for directionality or double row for maximized wear resistance.

Full Customization Capability: Offers full customization, minor customization, and flexible customization from samples or designs.

Comprehensive Certifications: Holds ISO9001, ISO14001, OHSAS18001, API, and France BV certificates.

Versatile Application Range: Suitable for oil, gas, water wells, mines, coalbed methane, and formations up to 5km depth.

Professional Manufacturing: Equipped with 5-axis machining centers and advanced design software for precision.

Flexible Packaging: Packed in iron or wooden boxes, customizable according to customer requirements.

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: ≤5.27h

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.