What material is used for the steel body of this drill bit?

The steel body is made of AISI 4145H alloy structural steel, which offers good wear resistance, toughness, and can withstand high pressure and temperature environments.

What payment methods are accepted?

We accept LC, D/P, T/T, PayPal, Western Union, and small-amount payments. Terms include FOB, CIF, CFR, and EXW.

What are the operational parameters for this 8-1/2 inch bit?

Weight on Bit: 22-112 KN, RPM Range: 80+, Flow Rate: 29-38 LPM, Make-Up Torque: 16-22 KN.M, Nozzles: #10*5.

8-1/2" Rock Well PDC Drill Bit with Diamond Drilling Cutter

Name: 8-1/2" Rock Well PDC Drill Bit with Diamond Drilling Cutter
Brand: Suzhou Energy Tool Co., Ltd.
SKU: 1957610761

Jiangsu, ChinaSuzhou Energy Tool Co., Ltd.

US$600.00-3,000.00

1 Piece

Sample price:US$800.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

API

Model NO.

PDC Bit

Length

Stub-length

Type

Roller Drilling Tool or Rotary Drill Bit

Material

Tungsten Carbide

Usage

Well Drilling, Rock Drilling

Cutter Type

Flat or Triangular Rhombus Diamond

Rock Formation

Hard Formation

Surface Treatment

Spray Paint

Rock Type

Solid Sandstone, Limestone, Marble, Dolomite

Usage Area

Well Drilling Equipment

Order Type

OEM, ODM

Cycle Type

Liquid Cycle

Welding Type

Laser Welding or High Frequency

Application

Oil, Mining or Water Well or Geographical Explorat

Advantage

High Performance and Long Life

Avarge Leadtime

7-15days

Warranty Period

1 Year

After Service

1 Year

Transport Package

Wooden Box

Specification

Tungstern Carbide insert

Trademark

ENG

Origin

China

HS Code

8207191000

Production Capacity

5000PCS

Key features

API Certified Quality: Manufactured according to API specifications with API 7-1 and API Spec Q1 certifications.

High Wear Resistance: Features synthetic diamond PDC cutters, the hardest known material, for extreme durability.

Steel Body Construction: Built with AISI 4145H alloy structural steel for high pressure, temperature, and toughness.

Customization Options: Offers OEM, ODM, and flexible customization for cutter type, rock formation, and surface treatment.

High Drilling Efficiency: Provides higher drilling efficiency compared to tricone bits for oil, mining, and water wells.

1 Year Warranty: Includes a 1-year warranty period with professional after-sales service support.

Expert R&D Team: Developed by engineers with 14+ years experience in top US companies, holding 20+ patents.

100% Quality Inspection: Every finished product undergoes strict visual and functional inspection before shipment.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryLow MOQ

Suzhou Energy Tool Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤11.12h

AI-Powered supplier vetting

SummaryThe supplier is a 26-employee manufacturing factory in Zhangjiagang, Suzhou, producing PDC and tricone bits. It provides OEM services for well-known brands, ODM services, and broad customization based on samples or designs. R&D uses AutoCAD, Pro/E, and SolidWorks, and the supplier reports new products within the past year; however, it lacks available SDKs and auditable R&D design documentation. Quality-related procedures and records are reported for corrective actions, complaint handling, supplier-service assessment, and finished-product inspection, with one quality inspector identified. Service strengths include stocked products, participation in the OCT offline trade show, and stated peak- and off-season lead times within 15 working days. Limitations include no valid manufacturing contract with related subcontractors, no overseas warehouse, showroom, agent, or branch, and zero stated countries served overseas. Financial information is insufficient for a credibility judgment.

Supplier typeThe supplier is explicitly identified as a factory and limited company in the manufacturing industry, located in Zhangjiagang, Suzhou, with 26 employees and no stated parent or affiliated company. This supports classification as a standalone small manufacturing supplier.

After-Sales capabilityThe supplier reports clear procedures and followed records for corrective and preventive actions and customer complaints, plus written procedures and records for service-capability assessment. It also has in-stock capacity and has participated in an offline trade show, but lacks overseas warehouses, showrooms, agents, and branches, with zero countries stated for overseas services.

R&D capabilityThe supplier reports new products within the past year, offers ODM services, and uses AutoCAD, Pro/E, and SolidWorks; its R&D role includes new-product development, drawing design, and production technology support. However, no SDK is available and no auditable R&D design input, output, review, verification, or validation documents are available.

Production capacityThe supplier is a manufacturing factory with lathing, CNC, and automatic-lathing facilities, one quality inspector, standardized finished-product inspection instructions, stocked-service capacity, and stated lead times within 15 working days in both peak and off seasons. A material weakness is the absence of a valid contract between the factory and related subcontractors.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also reports ODM capability. These repeated service descriptions provide direct evidence of broad customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands and has participated in the OCT offline trade show. No specific customer names, project details, order history, or independently verifiable case information is provided.

Product Q&A

Q:What is the warranty period for this PDC drill bit?

We provide a 1-year warranty period for this product, accompanied by professional after-sales service.

Q:Is this drill bit customizable for different rock formations?

Yes, we offer OEM and ODM services. You can customize cutter types (flat or triangular rhombus), surface treatment, and design for specific rock formations like sandstone or limestone.

Q:What certifications does this product hold?

The product is API certified and manufactured according to API specifications. Our factory holds API 7-1, API Spec Q1, ISO 9001, ISO 14001, and ISO 45001 certifications.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 PC. We support small-amount payments and flexible customization options.

Q:What is the average lead time for production?

The average lead time is 7-15 days. During peak seasons, it is within 15 workdays, and off-seasons are also within 15 workdays.