What is the minimum order quantity?

The minimum order quantity is 1 PC.

Which rock formations are suitable for TCI bits?

TCI bits are designed for middle to hard rock formations, including limestone, dolomite, sandstone, and chert.

What certifications do the products have?

Our Tricone bits are manufactured according to API specs and are certified API products.

API 8-1/2 Inch Tricone Drill Bit of Rock Drilling Tool for Water

Name: API 8-1/2 Inch Tricone Drill Bit of Rock Drilling Tool for Water
Brand: Suzhou Energy Tool Co., Ltd.
SKU: 1992937981

Jiangsu, ChinaSuzhou Energy Tool Co., Ltd.

US$800.00-1,000.00

1 Piece

Sample price:US$1000.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

API

Model NO.

Tri-cone Drill Bit

Length

Stub-length

Type

Center Drill Bit

Material

Diamond

Usage

Well Drilling, Rock Drilling

Cutter Type

Flat or Triangular Rhombus Diamond

Rock Formation

Middle to Hard Formation

Rock Type

Soft Formation

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

7-30days

Warranty Period

1 Year

After Service

1 Year

Transport Package

Wooden Box

Specification

Milled Tooth

Trademark

ENG

Origin

China

HS Code

8207191000

Production Capacity

5000

Key features

Customizable Drill Bit Design: Available in Milled Tooth and TCI Inserted types, tailored to specific rock grades and formations.

Versatile Rock Formation Coverage: TCI bits for middle to hard rock; Steel Tooth bits for soft to very soft formations like shale and limestone.

API Certified Manufacturing: Manufactured according to strict API specifications ensuring high performance and reliability.

Durable Tungsten Carbide Inserts: Features diverse insert shapes (spherical/conical) optimized for varying rock hardness levels.

Flexible Bearing Options: Operators can choose between open and sealed bearings with three shirttail protection options.

OEM and ODM Services: Full customization available from samples or designs with flexible customization options.

Fast Production Lead Time: Average lead time of 7-30 days for both peak and off-peak seasons.

Comprehensive Quality Inspection: 100% inspection including visual and function checks with traceable raw materials.

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: ≤10.01h

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.