What is the average lead time for production?

The average lead time is within 15 workdays, regardless of peak or off-season.

What certifications do your products have?

Our products are CE certified, ensuring they meet international quality and safety standards.

How do you ensure product quality before shipping?

We conduct 100% inspection on finished products, including visual and function checks, performed by 28 QA/QC inspectors.

DTH Button Drill Bit 305mm Down The Hole Hammer Bits

Name: DTH Button Drill Bit 305mm Down The Hole Hammer Bits
Brand: Ji Ning Hengwang Mining Machinery Co., Ltd.
SKU: 901845335

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

US$2,200.00-4,200.00

1 Set

Sample price:US$2200.00/piece.Request sample

Product profile

Customized

Length

Taper-length

Type

Center Drill Bit

Model NO.

DHD1120

Material

High Carbon Steel

Usage

Well Drilling

Name

DTH Hammer Drill Bit

Color

Yellow

Weight

141.3-331.2mm

Spline

Port Hole

Transport Package

Standard Export Package

Specification

305-500mm

Trademark

Hengwang

Origin

Shandong, China

HS Code

8207199000

Production Capacity

10000PCS Per Month

Key features

High Carbon Steel Material: Crafted from high-grade carbon steel through precision casting for superior durability.

OEM Customization Available: Color and specifications can be tailored to individual requirements via OEM services.

Versatile Application Range: Suitable for water well drilling, quarry operations, and ore mining with diameters 90-203mm.

Multiple Face Options: Choose from center drop, flat, convex, concave, or double gauge face for tailored performance.

Various Button Shapes: Available in spherical, ballistic, parabolic, sharp, or flat shapes for precision drilling.

One Year Warranty: Comprehensive one-year warranty covering reliability with machinery test reports included.

CE Certified Quality: Product holds CE certification, ensuring compliance with international quality standards.

100% Finished Product Inspection: Every unit undergoes visual and function inspection by 28 QA/QC inspectors before packing.

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: ≤10.31h 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.