What is the minimum order quantity?

The minimum order quantity is 1 piece.

What are the payment terms?

We accept LC, T/T, PayPal, Western Union, Small-amount payment, and D/P.

What is the lead time for production?

The lead time is within 15 workdays during the off-season and one month during the peak season.

Spherical Concave Flat Ql80-Ql240 Button Bit for Water Well

Name: Spherical Concave Flat Ql80-Ql240 Button Bit for Water Well
Brand: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
SKU: 2025492972

Hunan, ChinaChangsha Tianhe Drilling Tools and Machinery Co., Ltd.

US$100.00-200.00

1 Piece

Product profile

Customization

Available

After-sales Service

Available

Warranty

One Year

Model NO.

QL80-240

Certification

ISO 9001:2015

Standard

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Size

Ql80-240

Bit Face

Spherical,Concave,Flat

Application

Water Well,Mining

Matched DTH Hammer

Ql80 Hammer

Painting

Yellow, Blue, as Customer Needed

Marketing Type

Hot Products 2023

Transport Package

Plywooden Case

Specification

9 1/2inch

Trademark

Teamwhole

Origin

Hunan, China

HS Code

82071990

Production Capacity

5000PCS

Key features

High-Quality Alloy Steel: Made from first-class special alloy steel with advanced heat treatment for exceptional strength and wear resistance.

Long Service Life: Ensures reliability and long service life with rare abnormal breakage during operation.

Multiple Bit Face Options: Available in Concave, Flat, Drop Center, and Convex shapes to suit various rock formations.

Versatile Application: Ideal for water well drilling, geothermal holes, hole blasting, and mining drilling.

Global Compatibility: Compatible with international brands such as BR, MACH, DHD, COP, IR, NUMA, SD, QL, and MISSION.

Customizable Options: Offers customization for size, bit face shape, application, and painting colors (Yellow, Blue, etc.).

Strict Quality Control: 100% inspection for finished products including visual and function checks by 11 QA/QC inspectors.

One Year Warranty: Comes with a one-year warranty and strict compensation rules for quality assurance.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Changsha Tianhe Drilling Tools and Machinery Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤7.44h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company rather than a professional technical supplier. It provides 3D software design, ODM, and multiple customization options, including full customization and customization from samples or designs. Product inspection procedures are documented and consistently followed, while supplier-service assessments and corrective-action procedures are also documented. The company has inventory capability, export experience, and has participated in the Perumin exhibition, but it has no overseas agents, branches, warehouse, showroom, or stated overseas service coverage. Innovation evidence includes new products introduced during the past year and ODM availability, but there is no SDK and no OEM service for popular brands. Manufacturing capacity has a stated contractual deficiency involving related subcontractors. Digital-management information is mixed: ERP use is reported, while broader digital-process construction is reported as not yet started. No certification, financial...

Supplier typeThe supplier is explicitly classified as a trading company and is also stated not to be a professional technical supplier. However, it provides 3D software design services, so its role includes service coordination beyond simple product trading.

After-Sales capabilityThe supplier reports inventory capability and offers training, repair, equipment installation, maintenance, and debugging. However, it has no overseas agents or branches, no overseas warehouse or showroom, and states zero countries for overseas service coverage, limiting evidence of an established international after-sales network.

R&D capabilityInnovation-related evidence includes new products within the past year, ODM services, 3D software design, and broad customization. Nevertheless, the supplier has no available SDK, does not provide OEM services for popular brands, and reports that broader enterprise digital-process construction has not started, although ERP use is also reported.

Production capacityOperational controls are supported by documented and consistently followed finished-product inspection instructions, written supplier-service assessment procedures with records, and corrective/preventive-action procedures. The supplier also reports inventory capability, but explicitly lacks a valid contract between the factory and related subcontractors, which is a stated manufacturing-governance deficiency.

Customization capabilityThe supplier explicitly supports minor customization, customization from samples, customization from designs, full customization, and flexible customization. This is direct evidence of broad customization capability.

Product Q&A

Q:What materials are used for the DTH bits?

The bits are made from first-class special alloy steel and high-quality tungsten carbides (sourced from China or Europe) to ensure strength and wear resistance.

Q:What bit face shapes are available?

We offer Concave, Flat, Drop Center, and Convex bit faces to match different rock formations and drilling conditions.

Q:What is the warranty period?

We provide a one-year warranty for our DTH bits, along with strict quality warranty and compensation rules.

Q:Can the product be customized?

Yes, we offer customization for size (QL80-240), bit face shape, application, and painting colors (e.g., Yellow, Blue) as per customer needs.

Q:What are the main applications for these bits?

They are suitable for water well drilling, geothermal holes, hole blasting, and mining drilling in various rock formations.