What payment methods do you accept?

We accept TT, PayPal, L/C, and Western Union. A 30% deposit is required before mass production, with the balance against the copy of the Bill of Lading.

How do you handle defective products?

During the warranty period, we will repair or replace any defective products. Free replacement is provided for quality-related problems.

Top-Notch Custom API 8 1/2'' PDC Drill Bits with 6 Blades for Rock Wells

Name: Top-Notch Custom API 8 1/2'' PDC Drill Bits with 6 Blades for Rock Wells
Brand: Hebei Ruishi Bits Manufacturing Co., Ltd
SKU: 2050699842

Hebei, ChinaHebei Ruishi Bits Manufacturing Co., Ltd

US$1.00-99,999.00

1 Piece

Sample price:US$99999.00/piece.Request sample

Product profile

Customization

Available

Customized

Length

Taper-length

Model NO.

S1665FG

Type

Center Drill Bit

Material

High Speed Steel

Usage

Well Drilling

Product Name

PDC Bit

Bit Model

S1665fg

IADC Code

S323

Connecting

3 1/2 Reg

Gauge Length

55mm

Nozzle Quantity

Quality Standards

API Spec 7-1; ISO 9001

Primary Cutter Size

16mm

Rotary Speed

80~300

Weight on Bit

10~100

Flow Rate

20~35

Application

Soft Medium Hard Strata

Transport Package

Iron Box/ Wooden Box

Specification

8 1/2''

Trademark

Ruishi

Origin

China

HS Code

8207191000

Production Capacity

2500 Pieces/Year

Key features

Customizable PDC Drill Bits: Offer customized sizes from 3'' to 36' and cutter types to match specific drilling needs.

API & ISO Certified Quality: Adheres strictly to API SPEC7-1 and ISO 9001 standards for consistent performance.

Versatile Formation Application: Suitable for medium to hard strata including shale, limestone, and sandstone.

Manufacturer Direct Supply: Direct factory sales with OEM/ODM services and full customization options.

Comprehensive After-Sale Support: Free replacement for quality issues and timely technical support available.

Flexible Shipping Options: Fast delivery via DHL/UPS/FedEx (3-5 days) or optional sea shipping.

Wide Range of Specifications: Available in various diameters, connections, and parameters for diverse drilling schedules.

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: ≤4.81h

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.