What materials are used to manufacture the DTH bits?

The bits are made from high-quality special alloy steel and feature premium tungsten carbides sourced from China or Europe.

What certifications does the product have?

The product is certified under ISO 9001:2015 and meets the GB standard.

What is the lead time for production?

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

Top Quality DTH Hammer Numa120 Numa125 DHD Mission Ql SD Cop Drill Bit Factory

Name: Top Quality DTH Hammer Numa120 Numa125 DHD Mission Ql SD Cop Drill Bit Factory
Brand: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
SKU: 2109149945

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

Certification

ISO 9001:2015

Standard

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Bit Face

Spherical,Concave,Flat

Application

Water Well,Mining

Painting

Yellow, Blue, as Customer Needed

Marketing Type

Hot Products 2023

Transport Package

Plywooden Case

Specification

76-1000

Trademark

Teamwhole

Origin

Hunan, China

HS Code

82071990

Production Capacity

5000PCS

Key features

Customizable Bit Face: Spherical, Concave, Flat, or Drop Center designs available.

Customizable Painting: Yellow, Blue, or custom colors as per customer requirements.

Wide Diameter Range: Available in sizes from 3' to 47' (76mm-1200mm).

High-Quality Material: Made from special alloy steel with premium tungsten carbides.

Global Compatibility: Compatible with BR, MACH, DHD, COP, IR, NUMA, SD, QL, MISSION.

One-Year Warranty: Comprehensive one-year warranty with strict compensation rules.

ISO 9001 Certified: Manufacturing process certified under ISO 9001:2015 standards.

Low MOQ: Minimum Order Quantity is just 1 piece for flexible purchasing.

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: ≤7.76h

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.