What types of rocks are suitable for these drill bits?

They are suitable for limestone, carbonate, sandstone, granite, green rock, clay rock, chalk rock, etc. They can be used in rock, quarry, geothermal, water well, and pile hole applications.

Are free samples available?

Yes, some samples can be provided free of charge upon request.

What is the minimum order quantity?

The minimum order quantity is 1 Unit.

Qk17 High Air Pressure Drills DTH Hammer Bits

Name: Qk17 High Air Pressure Drills DTH Hammer Bits
Brand: Guangzhou International Technology Co., Ltd.
SKU: 1914268431

Hunan, ChinaGuangzhou International Technology Co., Ltd.

US$100.00-700.00

1 Piece

Product profile

Customization

Available

Customized

Length

Stub-length

Model NO.

QK43

Type

DTH Hammer Bit

Material

High Speed Steel

Usage

Well Drilling

Name

High Air Pressure DTH Hammer Bits

Drilling Depth

500-1000m

Hole Diameter

152mm

Weight

23kg

Feature

Fast Speed Drilling, Long Life

Application

Well Drilling, Mining and Tunneling Drilling

Transport Package

Carton or Wooden Box

Specification

110mm~300mm

Trademark

pearldrill

Origin

China

HS Code

8207199000

Production Capacity

50000pieces/Year

Key features

High Strength Material: Drill body made of 42CrMo ultra-high-strength steel with high toughness and fatigue limit.

Fast Drilling Speed: Special internal structure provides maximum energy for the bit, ensuring high efficiency and low gas consumption.

Long Service Life: Uses high-quality alloy steel and advanced processing technology for stable performance and durability.

Easy Maintenance: Simple and reliable internal structure allows for easy disassembly, low failure rate, and simple maintenance.

Wide Application Range: Suitable for limestone, granite, sandstone, and various rock types in mining, tunneling, and well drilling.

Customizable Options: Different specifications and forms of alloy ball bits can be customized according to user needs and rock formations.

6-Month Warranty: Company provides a 6-month warranty period with compensation for abnormal scrap confirmed by quality department.

Fast Delivery: Normal delivery time is 7-12 days with multiple logistics channels including air, sea, and express.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Guangzhou International Technology Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 6 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤3.51h

AI-Powered supplier vetting

SummaryGuangzhou International Technology Co., Ltd. is identified as a limited trading company with seven employees, valid import/export licensing, and six years of export experience. It reports that exports account for 90% of sales and offers customization from samples and ODM services. Its stated product focus includes rock drills, drilling tools, drilling rigs, and related equipment. However, the available evidence shows no inventory, overseas warehouse, or overseas showroom capability; no Fortune 500 customer cooperation; no new products launched in the past year; and only one R&D engineer. Formal supplier approval, corrective/preventive action, complaint-handling, and service-capability assessment procedures are not documented. Financial credibility, certifications, production capacity, and verified customer cases cannot be adequately assessed from the provided information.

Supplier typeThe supplier is explicitly classified as a trading company and a limited company, with no indication that it belongs to a larger corporate group. Its stated business scope covers mechanical and electrical equipment and multiple product categories, while its product description emphasizes drilling-related products.

After-Sales capabilityThe supplier has no stated in-stock service capacity, overseas warehouse, or overseas showroom. It reports lead times within 15 working days and accepts several quotation terms, but complaint handling, corrective/preventive actions, and formal service-assessment procedures have no written procedures or records.

R&D capabilityThe supplier has one R&D engineer and provides ODM services, with the ability to customize design and development for application environments or specified requirements. However, it launched no new products in the past year, lacks an SDK, and reports no R&D capability with product information.

Customization capabilityThe supplier explicitly offers customization from samples, ODM services, and design/development tailored to a customer’s application environment or specified requirements. These statements provide direct evidence of customization capability, although no scale or delivery-performance details are supplied.

Product Q&A

Q:What is the warranty period for the DTH hammer bits?

The geological drill bit produced by our company has a 6-month warranty period. Compensation is provided for abnormal scrap such as sheet falling or steel body cracking if confirmed by the quality department.

Q:Can the drill bits be customized?

Yes, different specifications and different forms of alloy ball bits can be customized according to different needs of users. Please provide your rock formation information or detailed size drawings for DIY customization.

Q:What materials are used for the drill body?

The drill body is made of 42CrMo steel, which belongs to ultra-high-strength steel. It features high strength, toughness, good hardenability, and high fatigue limit after quenching and tempering.

Q:What is the delivery time for orders?

The normal delivery time is 7-12 days. Peak season lead time is within 15 workdays, and off-season lead time is also within 15 workdays.

Q:What are the payment terms?

Payment methods include T/T, L/C, D/A, D/P, Western Union, and MoneyGram. Trading terms include EXW, FOB, CFR, CIF, and DDU.