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.

Ruishi 8 1/2′ ′ (215.9mm) 5 Blades PDC Drill Bits for Well Drilling

Name: Ruishi 8 1/2′ ′ (215.9mm) 5 Blades PDC Drill Bits for Well Drilling
Brand: Hebei Ruishi Bits Manufacturing Co., Ltd
SKU: 2178397185

Hebei, ChinaHebei Ruishi Bits Manufacturing Co., Ltd

US$5,430.00

1-9 Pieces

US$5,400.00

10-49 Pieces

US$5,340.00

50+ Pieces

Sample price:US$7580.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

1year

Warranty

1year

Model NO.

8 1/2

Manufacturing Process

CNC Milling

Surface Treatment

Sand Blast

Material

Alloy

Nozzle Qty

Gauge Length

2''-3.5''

Connection

4-1/2″ API Reg

Recommended Rpm (R/Min)

60-250

Recommended Wob (kN)

30-180

Recommended Flow Rate(Lps)

45-80

Overall Dimension (mm)

580*285*285

Primary Cutter Size(mm)

Number of Blade

Bit Size (mm)

215.9

Transport Package

Box

Specification

580*285*285

Trademark

Ruishi

Origin

China

HS Code

8207191000

Production Capacity

4000

Key features

High-Strength Material: Crafted from 4145H High-Performance Steel with hardness up to HRC50 for superior toughness.

Extended Durability: Superior wear resistance ensures drill bits last over 30% longer than conventional materials.

Professional Certification: Adheres to API, ISO9001, ISO 14001, and OHSAS 18001 quality and safety standards.

Customizable Design: Offers full customization including nozzle qty, gauge length, connection, and RPM settings.

Manufacturer Direct: Direct manufacturer with 18 years of export experience and full production lines.

Fast Sample Delivery: Samples can be delivered within 3 days, with big orders completed within 30 days.

Flexible Payment: Accepts TT, Paypal, L/C, Western Union with 30% deposit and balance against B/L copy.

Warranty Support: Provides 1-year warranty covering repair or replacement of defected products.

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: ≤3.63h

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.