What are the payment terms accepted?

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

How long is the lead time?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

What is the quality inspection process?

We perform 100% inspection including visual and function checks, with full traceability of raw materials.

Premium Quality DTH Bits for Rock Drill and Mining Operations, Concave

Name: Premium Quality DTH Bits for Rock Drill and Mining Operations, Concave
Brand: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
SKU: 2042524482

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

US$100.00-200.00

1 Piece

Product profile

Customization

Available

Customized

Standard

ISO9001:2015

Model NO.

DHD, Cop, SD, Mission, QL, Mach, Br, Numa

Length

60mm

Type

Drilling Machine

Material

Alloy Steel

Usage

Well Drilling

Mining Object

Petroleum Drilling and Production Equipment

Bit Face

Spherical,Concave,Flat

Application

Water Well,Mining Drilling

Painting

Yellow, Blue, as Customer Needed

Marketing Type

Hot Products 2023

Transport Package

Wooden Case or Carton

Specification

DHD350, MISSION50, SD5, QL50

Trademark

Teamwhole

Origin

Hunan, China

HS Code

820719

Production Capacity

8000PCS a Month

Key features

Wide Shank Compatibility: Compatible with DHD, COP, MISSION, QL, SD, and MACH shank types.

Versatile Bit Face Designs: Available in flat, concave, convex, and drop center shapes for various rock formations.

Premium Alloy Steel Material: Manufactured using first-class special alloy steel with high strength and heat resistance.

Customizable Carbide Options: Top-grade Chinese tungsten carbides standard; European tungsten carbides available on request.

Full Customization Service: Supports minor customization, sample-based, design-based, and full customization options.

Efficient Flushing Performance: Designed for high drilling rates with exceptional flushing capacity.

Diverse Button Shapes: Offers spherical, ballistic, and semi-ballistic button shapes for specific needs.

Strict Quality Inspection: 100% visual and function inspection for all finished products with traceable raw materials.

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: ≤4.59h

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