What is the warranty period?

We provide a 1-year warranty and after-sales service.

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.

What payment terms are accepted?

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

12" Bits for Ore Drilling

Name: Durable DTH Hammers Numa120/Numa125/SD12 with 10" /12" Bits for Ore Drilling
Brand: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
SKU: 2075635562

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

US$30.00-1,280.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

NUMA 125 NUMA120 TK14, TK18, TK24

Certification

ISO 9001:2000, ISO 9001:2008

Standard

GB, ASTM

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Usage

Coal, Ore, Water Well

Business Type

Manufacturer

Number of Employees

322

Transport Package

Wooden Case

Specification

8inch, 3 Inch to 24 Inch, 3 Inch to 20 Inch

Trademark

Temahwole

Origin

China

HS Code

82071990

Production Capacity

2~3

Key features

Wide Drilling Range: Drills holes from 65mm to 1200mm for diverse applications.

Full Customization: Offers full customization, minor customization, and flexible options.

1-Year Warranty: Provides 1-year warranty and after-sales service coverage.

ISO Certified: Certified by ISO 9001:2000 and ISO 9001:2008 standards.

Alloy Steel Build: Constructed from durable alloy steel with forging manufacturing.

Versatile Applications: Ideal for mining, water wells, and foundation construction.

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

17 Years Export: 17 years of export experience with global market reach.

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: ≤3.29h

About Our Factory & Business Background

AddressYaojiapo Road, Jinzhou New District, Ningxiang, Changsha, Hunan, China

Plant Area59940 square meters

Number of Employees285

Terms of PaymentLC, T/T, PayPal, Western Union, Small-amount payment, D/P

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Pcs

Supply Chain Partners200

Our Production Capability & Technical Expertise

Main ProductsDTH Hammer, DTH Bits, Casing Systems, Drill Pipe

Production Lines4

Production MachinesCutting Machine, Pre-Heat Treatment Machine, CNC Machining Center, CNC Lathe Machine, CNC Grinding Machine, CNC Milling Machine, Deep Hole Drilling Machine, Arc Burning Furnace, Electron Microscope, Intelligent Carbon and Sulfur Analyzer, Metallographic Cutting Machine, Metallographic Sample Polishing Machine

QA/QC inspectors11 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers7 people

Traceability of Raw MaterialsYes

Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2002-11-06

Main MarketsSouth America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff11

Overseas Agent/BranchNo

New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What is the drilling diameter range?

The DTH hammers are capable of drilling holes ranging from 65 mm to 1200 mm.

Q:What are the main application fields?

They are extensively used in open-pit and underground mining, water well drilling, deep well applications, foundation construction, and anchor drilling.

Q:Is customization available?

Yes, we offer full customization, minor customization, customization from samples, customization from designs, and flexible customization options.

Q:What is the minimum order quantity?

The Minimum Order Quantity (MOQ) is 1 piece.

Q:What certifications does the product have?

The product is certified by ISO 9001:2000 and ISO 9001:2008.