DTH Mining Rock Core Drill Bits Metal for Coal Mining

Name: DTH Mining Rock Core Drill Bits Metal for Coal Mining
Brand: Ji Ning Hengwang Mining Machinery Co., Ltd.
SKU: 1929742132

Shandong, ChinaJi Ning Hengwang Mining Machinery Co., Ltd.

US$300.00-400.00

1 Piece

Sample price:US$1000.00/piece.Request sample

Product profile

Customized

Standard

AISI

Length

Taper-length

Model NO.

190mm

Type

Center Drill Bit

Material

High Carbon Steel

Usage

Well Drilling

Name

DTH Drill Bit

Drilling Diameter

154-203mm

Spline

12mm

Port Hole

Wight

21.6-28.7kg

Color

Yellow

Transport Package

Wooden Case

Specification

20*10*20cm

Trademark

Origin

Shandong

HS Code

8207199000

Production Capacity

600pieces/Month

Key features

Diverse Application Scenarios: Suitable for mining, RC, RAB, geothermal, oil & gas, and construction industries.

Multiple Bit Face Options: Available in Drop Center, Concave, Convex, Double Gauge, and Flat Face shapes.

High Carbon Steel Material: Constructed from durable High Carbon Steel for long-lasting performance.

Comprehensive Training Support: Includes manuals, videos, and on-site instruction for installation and operation.

1-Year Machine Warranty: Covers mechanical defects with support for local spare parts replacement.

ISO and CE Certified: Factory passed ISO certification with CE, BV, and TUV product certifications.

Customization Available: Offers full customization, minor customization, and design-based options.

Standard Wooden Packaging: Drill bits packaged in standard wooden cases, with container shipping for large orders.

Company profile

High Repeat Buyers ChoiceR&D CapabilitiesSelf-brandedOverseas Warehouse

Ji Ning Hengwang Mining Machinery Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤10.08h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryHengwang is a machinery and equipment supplier covering drilling machinery, engineering machinery, components, mining tools, hydraulic and pneumatic tools, construction equipment, and related accessories. It operates three production lines and reports defined output across several product categories, with exports to South America, Southeast Asia, the Middle East, and Europe. The supplier demonstrates customization capability, quality-control procedures, material traceability, complaint-handling records, overseas service offerings, and CE certification. However, it does not provide OEM services for popular brands, has no available SDK, and evidence for customer cases and financial strength is insufficient because the supplied financial fields identify years rather than substantive financial indicators.

Supplier typeThe supplier is a manufacturer and seller of mining, drilling, hydraulic, construction, and engineering machinery and accessories. Its stated scope includes production, processing, sales, and general import/export, while its product portfolio covers more than 40 categories across drilling machinery, engineering machinery, and components.

CertificationsThe supplier reports CE certification and states that its quality-control process includes quality assurance and traceability of raw materials. These are explicit indicators of certification and supporting quality-control practices.

After-Sales capabilityThe supplier has a documented complaint-handling procedure with follow-up records, a corrective and preventive action procedure with records, and overseas services including debugging, maintenance, repair, training, and equipment installation in Indonesia. Peak- and off-season lead times are both stated as within 15 working days, although supplier-service assessment records are incomplete.

R&D capabilityThe company describes a comprehensive product research and development layout driven by technological innovation and covering drilling, engineering, and component products. However, it reports no available SDK and no OEM service for popular brands, so the evidence supports product-development activity but not a broader technology-integration or branded-OEM advantage.

Production capacityThe supplier operates three production lines and reports annual output of 1,000 pile drivers, 1,500 water well drilling rigs, 2,000 road machinery units, 3,000 construction equipment units, and 10,000 hydraulic tool sets. It also has 28 quality assurance and quality control inspectors, indicating established production and quality-control capacity.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, and minor customization. The range of stated options indicates broad accommodation of customer-specific requirements.

Product Q&A

Q:Are you a factory or trader?

We are factory, has passed ISO, contact me showing you the factory;

Q:What kind of drilling rigs you have?

We mainly did hydraulic driling rig for soils, pneumatic drilling rig for rocks, DTH drilling rig, big diameter drilling rig, engineering drilling rig, geological exploration drilling rig etc, so you can tell me your requirements, would recommend you the suitable one.

Q:What certificate you have?

CE, ISO, BV, TUV

Q:Do you offer training?

Each model we have supplementary instruction mannual, video for installation and operation, calling instruction, and working site instruction.

Q:How about the warranty?

We machine warranty is 1 year, used famous brand parts help you find locally; Also 3 spare parts center guarantee you get the spare parts in time.