4 Inch Mining Bit

Name: Well Drilling Bit Diamond Bits for Core Drilling 8-1/2 Inch Rock Drilling 8-3/4 Inch Mining Bit
Brand: Hebei Ruishi Bits Manufacturing Co., Ltd
SKU: 2070028252

Hebei, ChinaHebei Ruishi Bits Manufacturing Co., Ltd

US$2,500.00-6,500.00

1 Piece

Sample price:US$6597.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Warranty

Certification

ISO 9001:2000

Standard

API 7-1

Surface Treatment

Spray-Paint

Manufacturing Process

Casting

Material

Alloy Steel

Option Feature

Short or Extend or Active Gauge

PDC Cutter

Trigonal Tooth; Roof Crest; Axe or Benz Teeth

Formation

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

Application

Oil Gas Water Well Mines Coalbed Methane

Gauge

Extende Gauge

Cutter

High Density Cutter

Number of Blade

Primary Cutter Size

16mm

Nozzie Qty

Connection

4-1/2" API Reg

Rotary Speed

60-250

Weight on Bit

20-110

Flow Rato

40-55

Transport Package

Plywood Box, Iron Box or as Required

Specification

6" 6-1/8" 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

Advanced PDC Cutter Design: High density PDC cutting structure ensures efficient reaming and extends performance range.

Enhanced Wear Resistance: Double row design and unique gauge maximize stability and wear resistance in abrasive applications.

Depth Control Technology: Limiting teeth on inner cone control drill bit depth to prevent early composite piece collapse.

Wide Size Range: Available in sizes from 2 inches to 26 inches covering all standard API specifications.

ISO and API Certified: Complies with ISO9001, ISO14001, OHSAS18001, and strict API Spec7-1 quality standards.

Professional Manufacturing: Equipped with 5-axis machining centers, NC lathes, and sintering furnaces for precision production.

Customizable Options: Offers short, extended, or active gauge options with various cutter types and formation depths.

Global After-Sales Support: Strong service team with experts available for technical consultation and online factory visits.

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: ≤3.46h

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.