What certifications does the product have?

The product holds CE certification.

What is the maximum diameter for the auger flights?

We can manufacture large auger flights with a maximum diameter of 3 meters.

What is the lead time during peak season?

The lead time during peak season is within 15 workdays.

Two Wing Expansion Bottom Drill Bit Belling Bucket Construction Drilling Tool for Rotary Drilling Rig

Name: Two Wing Expansion Bottom Drill Bit Belling Bucket Construction Drilling Tool for Rotary Drilling Rig
Brand: Tianjin Wanli Machinery Manufacturing Co., Ltd.
SKU: 2190926132

Tianjin, ChinaTianjin Wanli Machinery Manufacturing Co., Ltd.

US$5,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

OB-1

Certification

CE, ISO9001: 2000

Condition

New

Suitable

Excavator/Skid Steer Loader/Crane/Tractor/Backhoe

Video Outgoing-Inspection

Provided

Machinery Test Report

Provided

Specification

1000*1000*3500

Trademark

oubao

Origin

China

Key features

Comprehensive Customization: Offers adjustable dimensions, custom colors, logo printing, and exclusive packaging.

OEM and ODM Services: Accepts private labeling and non-standard processing based on customer drawings and samples.

Rapid Delivery Capability: Regular stock ships within 48 hours; urgent orders dispatched same day.

Patented Core Technology: Auger flights protected by multiple independent patents with industry-leading forming tech.

Large Scale Manufacturing: Can produce auger flights up to 3 meters diameter and 60 mm thickness.

Extensive Product Portfolio: Over 20 specifications with torque from 1,000 to 150,000 across 20 major categories.

Strong Stock Capacity: Over 100 sets of equipment kept in stock for mass delivery.

Professional R&D Team: Over 10 R&D specialists and 5,000+ testing site support product innovation.

Company profile

Management CertificationOEM ServicesODM ServicesMinor Customization

Tianjin Wanli Machinery Manufacturing Co., Ltd.

Tianjin, 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: 1 Year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤3.52h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with customization, ODM, OEM, and in-stock capabilities. It holds an ISO9001:2015 certificate and has procedures and records for corrective actions and complaint handling. However, it lacks stated quality assurance, has no overseas agents, branches, warehouses, or showrooms, and has not participated in offline trade shows. Production controls show gaps, including no valid manufacturing contract with related subcontractors, no continuous quantity reconciliation, and no outsourcing SOP. Innovation evidence is limited: one R&D engineer, no new products in the past year, no SDK, and no 3D software design service. Customer-case evidence is also limited, with no Fortune 500 collaboration and no repeat-buyer preference recorded.

Supplier typeThe supplier is explicitly described as a professional technical supplier. Its listed business scope includes manufacturing general components, electronic products, machine-tool functional components and accessories, mechanical and electrical equipment, and research-related activities, indicating a manufacturing and technical-service orientation.

CertificationsThe supplier holds an ISO9001:2015 management-system certificate. This is explicit certification evidence, although the separate statement that it has no quality assurance means the broader quality-assurance position is not fully positive.

After-Sales capabilityThe supplier has documented procedures and followed records for corrective and preventive actions and customer complaints. However, it has no overseas agents or branches, overseas warehouse, or overseas showroom, and offers overseas services in zero countries, limiting demonstrated international after-sales coverage.

R&D capabilityThe supplier provides ODM and OEM services and has customization-related R&D capability, but it does not provide 3D software design services, has no SDK, employed one R&D engineer, and launched no new products in the past year. These explicit limitations outweigh the available service evidence for innovation assessment.

Production capacityThe supplier reports in-stock capability and operates two production lines, but there is no valid manufacturing contract with related subcontractors, no continuous quantity reconciliation for batch production, and no outsourcing SOP. These are explicit production-management deficiencies despite the stated production resources.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This provides broad evidence of customization capability across several development and production formats.