What is the minimum order quantity?

The minimum order quantity is 2 pieces.

Can you customize the product?

Yes, we offer full customization, minor customization, customization from samples, and customization from designs.

What is the warranty period?

The standard warranty period is 6 months.

Maxdrill DTH QL4 Hammer Bits Air Pressure DTH Hammer for Mining Well Drilling

Name: Maxdrill DTH QL4 Hammer Bits Air Pressure DTH Hammer for Mining Well Drilling
Brand: Maxdrill Rock Tools Co., Ltd.
SKU: 1976025015

Guizhou, ChinaMaxdrill Rock Tools Co., Ltd.

US$730.00-780.00

5 Pieces

Sample price:US$725.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

6 Months

Model NO.

QL4

Certification

ISO 9001:2015

Standard

GB/T2828.1-2003

Surface Treatment

Painting

Manufacturing Process

Machining

Material

Alloy Steel & Tungsten Carbides

Applicable Industries

Mining, Water Well Drilling, Rock Drilling

Key Word

QL4

Machine Type

Drilling Tool

Product Name

Ql8 Mining Drill DTH Hammer

External Diameter

99mm

Weight

41kg

Color

Red

Model No

Mql4

Button Type

Spherical / Ballistic

Bit Face

Flat Front / Convex Front / Drop Center

Transport Package

Plywood Carton or Plywood Pallet

Specification

QL4

Trademark

MAXDRILL

Origin

China

HS Code

8431432000

Production Capacity

100000

Key features

ISO 9001:2015 Certified: Manufacturing process certified under ISO 9001:2015 standards.

OEM and ODM Services: Full customization, minor customization, and design-based options available.

24-Hour Response Support: Sales team responds to inquiries within 24 hours excluding holidays.

Free Replacement Warranty: Free parts replacement provided for failures confirmed caused by product quality.

Fast Stock Delivery: Orders for stock sizes can be shipped within 2-3 days.

100% Quality Inspection: Strict visual inspection and testing performed on every order before shipping.

Diverse Bit Face Designs: Offered in Flat Front, Convex Front, and Drop Center styles.

Company profile

Years of Export ExperienceSelf-brandedFast Delivery100% Finished Products Inspection

Maxdrill Rock Tools Co., Ltd.

Guizhou, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤3.12h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company and a trading company located in Guiyang, with associated-company activity in wholesale and retail. It demonstrates broad customization, ODM availability, recent product development, and OEM service for well-known brands. Production information states five production lines and annual output of 100,000 pieces each for button bits, drill rods, shank adaptors, and couplings. Export sales account for 71%–90%, with markets in South America, Europe, and North America. Service procedures for supplier assessment, corrective actions, and complaint handling are documented and followed. However, the supplier reports no overseas warehouse, showroom, agent or branch, or offline trade-show participation; it also has no available SDK. Finished-product inspection has instructions but no written records. No certification information or specific customer names/cases are provided.

After-Sales capabilityThe supplier has clear procedures and followed records for customer complaints, corrective and preventive actions, and service-capability assessment. However, it reports no overseas warehouse, showroom, agent or branch, and no offline trade-show participation, while the stated number of countries offering overseas services is zero; this supports documented complaint handling but limited overseas service infrastructure.

R&D capabilityThe supplier reports new products during the past year and provides ODM services, demonstrating product-development activity. Nevertheless, it has no available SDK, and total R&D engineer experience is stated as two years, so the evidence supports some innovation capability but not a strong or broad technical platform.

Production capacityProduction information states five production lines and annual output of 100,000 pieces each for button bits, drill rods, shank adaptors, and couplings, with exports representing 71%–90% of total sales. The supplier also cites self-provided raw materials, advanced production equipment, and staff training; however, finished-product inspection has instructions but no written records.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated consistently in both the R&D and manufacturing information, indicating broad customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of branded-customer experience. No brand names, project descriptions, order references, or independently verifiable customer cases are provided.