12-1/4 Inch (311.15mm) Diameter Tungsten Roller Cone Drill Bits for Mining Rock

Name: 12-1/4 Inch (311.15mm) Diameter Tungsten Roller Cone Drill Bits for Mining Rock
Brand: Suzhou Energy Tool Co., Ltd.
SKU: 788310102

Jiangsu, ChinaSuzhou Energy Tool Co., Ltd.

US$1,500.00-5,000.00

1 Piece

Sample price:US$1700.00/piece.Request sample

Product profile

Customization

Available

Customized

Length

Model NO.

Tricone bit

Type

Roller Cone Drilling Bit

Material

Tungsten Carbide

Usage

Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling

Name

Roller Cone Drill Bit

Diameter

12 1/4 Inch

IADC

537

Model

Rock Drill Bit

Application

Mining, Water Well Drilling

Connection

6-5/8 API Pin

Transport Package

Wooden Box

Specification

12 1/4 Inch

Trademark

ENG

Origin

China

HS Code

8207199000

Production Capacity

5000PCS/Year

Key features

Customized Painting Color: Painting color can be customized according to specific requirements.

OEM and ODM Services: Full customization, minor customization, and customization from samples or designs available.

API and ISO Certified: Factory holds API and ISO certifications with integrated quality control systems.

100% Finished Product Inspection: All products undergo visual and function inspection before delivery.

Flexible Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.

1 Year Warranty: Standard warranty period of 1 year or based on specific product terms.

Low MOQ: Minimum Order Quantity is 1 PC, allowing for flexible purchasing.

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: ≤9.38h

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.