What are the main applications for these DTH drill bits?

They are used in mining (open pit), RC mineral exploration, RAB mineral exploration, geothermal boreholes, water wells, oil and gas deep wells, and construction industry piling and soil nailing.

How should I choose the bit face shape?

Choose Drop Center for soft to medium hard rock; Concave for medium hard rock; Convex for soft to medium-hard with low air pressure; Double Gauge for medium to hard rock; and Flat Face for hard to very hard abrasive rock.

203-305mm Hengwang Brand DTH Drill Bits for Sale

Name: 203-305mm Hengwang Brand DTH Drill Bits for Sale
Brand: Ji Ning Hengwang Mining Machinery Co., Ltd.
SKU: 749352622

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

US$480.00-1,000.00

1 Piece

Sample price:US$480.00/piece.Request sample

Product profile

Customized

Length

Taper-length

Type

Center Drill Bit

Model NO.

SP882

Material

High Carbon Steel

Usage

Well Drilling

Product Name

DTH Drill Bits

Spline

Port Hole

Weight

43.5-72.5kg

Color

Yellow

Transport Package

Wooden Box

Specification

203-305mm

Trademark

Origin

Shandong

HS Code

8207199000

Production Capacity

1000PCS/Month

Key features

Versatile Application Range: Suitable for mining, RC, RAB, geothermal, oil & gas, and construction drilling.

Multiple Bit Face Options: Offers Drop Center, Concave, Convex, Double Gauge, and Flat Face shapes for various rock hardness.

High Carbon Steel Material: Constructed from high carbon steel for durability and resistance to steel wash.

Customizable Specifications: Product name, spline, port hole, weight, and color are fully customizable.

Professional Manufacturer: Shandong Hengwang Group is a factory with ISO, CE, BV, and TUV certifications.

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

1-Year Warranty & Spare Parts: 1-year machine warranty with 3 spare parts centers for timely support.

Standard Packaging: Packaged in standard wooden cases, with container shipping available for large quantities.

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: ≤10.16h 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 a trader?

We are a factory and have passed ISO certification. You can contact us to see the factory.

Q:What kind of drilling rigs do you have?

We mainly produce hydraulic drilling rigs for soils, pneumatic drilling rigs for rocks, DTH drilling rigs, big diameter drilling rigs, engineering drilling rigs, and geological exploration drilling rigs.

Q:What certificates do you have?

We have CE, ISO, BV, and TUV certificates.

Q:Do you offer training?

Yes, each model comes with supplementary instruction manuals and videos for installation and operation, as well as calling instructions and working site instructions.

Q:What is the warranty policy?

We provide a 1-year machine warranty. We use famous brand parts to help you find local replacements and have 3 spare parts centers to guarantee timely spare parts supply.