What is the accuracy?

Our natural electric field instruments have been made for more than thirty years, with advanced technology and market test. We have obtained many invention patents. Our customer feedback rate reaches 100%. Accuracy over 95%.

What are the after-sales services?

Our sales team will response for your question within 24 hours (Holidays Excluded). Technical Support will be available in any time. Free replacement will provide once the failure confirmed caused by our product quality. 24 Hours service hotline.

Hot Selling DTH Button Drill Bits HD55-190 for Mining Machine

Name: Hot Selling DTH Button Drill Bits HD55-190 for Mining Machine
Brand: PUTIAN QIDELI ENGINEERING EQUIPMENT CO., LTD.
SKU: 2080975202

Fujian, ChinaPUTIAN QIDELI ENGINEERING EQUIPMENT CO., LTD.

US$90.00-350.00

1 Piece

Product profile

Customization

Available

Customized

Standard

DIN, JIS, AISI

Model NO.

HD55-190MM

Length

Stub-length

Type

Drill Bits

Material

Special Arroy Steel

Usage

Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling

Button Quantity

Provide Customer Design

Water Hole

Available for 3 Holes

Head Shape

Convex-Concave Face

Alloy Type

Carbide

Heat Treatment

Transport Package

Wooden Case Packing

Specification

HD55-190MM

Trademark

QIDELI

Origin

China

HS Code

82071990

Production Capacity

50000

Key features

Special Alloy Steel Material: Constructed from 23CrNi3Mo steel for superior durability in mining applications.

Customizable Button Design: Offers Convex, Flat, or Concave face shapes and customizable button quantities.

Wide Compatibility Range: Compatible with multiple hammer models including HD55, SP680, DHD360, and QL60.

Low Minimum Order Quantity: Accepts orders as low as 1 piece per model for flexible purchasing.

Diverse Application Support: Suitable for drifting, tunneling, mining, marble quarrying, and well drilling.

Rigorous Quality Control: Strict inspection and testing performed on every order by experienced QC team.

Comprehensive After-Sales Service: 24-hour response time, free replacement for quality issues, and technical support.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

PUTIAN QIDELI ENGINEERING EQUIPMENT CO., LTD.

Fujian, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤1.97h

AI-Powered supplier vetting

SummaryThe supplier demonstrates flexible customization, ODM and OEM capability, recent new-product activity, ISO 9001 certification, in-stock capacity, and more than 15 years of heat-treatment experience. It has export capability, eight years of exporting experience, and access to overseas agents or branches, but no overseas warehouse or showroom and no participation in offline trade shows. Operational controls show weaknesses: there is no valid manufacturing-capacity contract with its related subcontractor, no written supplier-service assessment or approved-supplier list, no written corrective-action or complaint-handling procedures, and no raw-material traceability. Quality inspection is performed by one inspector, with finished products checked by packing staff. Innovation evidence is limited by zero stated patents, no SDK, no private molds, and no 3D software design service. Financial records are identified for 2021–2023, but their results are not provided.

Supplier typeThe supplier is a manufacturing-oriented provider with CNC lathe and CNC processing facilities, in-stock capability, self-operated import/export rights, and stated experience in heat treatment. It also offers services through overseas agents or branches, but the stated number of countries with overseas services is zero and no overseas warehouse or showroom is available.

CertificationsThe supplier reports an ISO 9001 supplier management-system certification. This is explicit evidence of a recognized quality-management certification, although no other certifications are identified.

After-Sales capabilityThe supplier accepts several service payment methods and states peak-season lead time of one month and off-season lead time within 15 workdays. However, it has no written corrective and preventive action procedures or records and no written customer-complaint handling procedures or records, limiting evidence of structured after-sales management.

R&D capabilityThe supplier reports a new product within the past year, flexible design customization, ODM service, and use of AutoCAD and SolidWorks. Innovation infrastructure appears limited by no available SDK, zero stated R&D patents, no private-mold capability, and no 3D software design service.

Customization capabilityThe supplier explicitly provides flexible customization, can analyze and design products according to customer usage, and can process supplied drawings. It also reports ODM and OEM capability, providing strong direct evidence of customization support.

Product Q&A

Q:What equipment do you supply?

DTH drilling rig, water well drilling rig, screw air compressor, piston air compressor, pneumatic rock drill, drill bit, Tricone bit, DTH hammer, drill rod, spare parts.

Q:How can I make payment?

TT, Western Union, LC etc.

Q:How is the shipment? How long does it take?

For large quantity or heavy products, we ship by sea shipping or land shipping. Shipping efficiency depends on country and city you want to ship to. For small and delicate products, we ship by DHL, UPS, Fedex or TNT. You can also appoint shipping method you like before we ship.

Q:How is your quality control?

We have our own experienced QC. There will be strict inspection and testing for every order before shipping out.

Q:Is it difficult to operate and make the graph?

The instrument is easy to operate and we will send you the detailed operation manual via email. The detector directly mapping with one button, no need computer drawing mapping.