What is the minimum order quantity?

The minimum order quantity is 2 pieces.

High-Performance DHD3.5 105mm DTH Bit for Efficient Mining

Name: High-Performance DHD3.5 105mm DTH Bit for Efficient Mining
Brand: Maxdrill Rock Tools Co., Ltd.
SKU: 1985751851

Guizhou, ChinaMaxdrill Rock Tools Co., Ltd.

US$150.00

2-49 Pieces

US$145.00

50+ Pieces

Sample price:US$145.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

6 Months

Model NO.

DHD3.5

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

DHD3.5 Bit

Machine Type

Drilling Tool

Product Name

DHD3.5 Shank Drill Bit

Diameter

105mm

Weight

5.5kgs

Color

Red

Button Type

Spherical / Ballistic

Bit Face

Flat Front / Convex Front / Concave

Transport Package

Plywood Carton or Plywood Pallet

Specification

DHD3.5 Bit

Trademark

MAXDRILL

Origin

China

HS Code

8431432000

Production Capacity

100000

Key features

Diverse Button Types: Available in Spherical or Ballistic configurations for optimal performance.

Multiple Face Options: Offering Flat Front, Convex Front, or Concave Front designs.

Wide Application Scope: Suitable for Mining, Water Well Drilling, and Rock Drilling industries.

ISO 9001 Certified: Manufactured under ISO 9001:2015 quality management standards.

Durable Material: Constructed from high-strength Alloy Steel and Tungsten Carbides.

OEM/ODM Support: Flexible customization options including samples, designs, and full customization.

Strict Quality Control: 100% visual inspection performed on all finished products before shipping.

Fast Stock Delivery: Only 2-3 days lead time available for requested sizes if stock is on hand.

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: ≤7.31h

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.

Product Q&A

Q:What are the accepted payment methods?

We accept T/T (Telegraphic Transfer), Western Union, L/C at sight, LC, D/P, PayPal, and small-amount payments.

Q:How long does production take?

Normally 25 days based on order quantity. If stock is available for your requested size, it takes only 2 or 3 days.

Q:What are the shipping options?

For samples, we suggest courier express (DHL/UPS/TNT/FEDEX) or air. For bulk orders, air or sea freight is suggested.

Q:How do you ensure product quality?

We have experienced QC staff who perform strict inspection and testing on every order before shipping.

Q:What after-sales services are provided?

Sales team responds within 24 hours (excluding holidays), technical support is available anytime, and free replacement is provided for confirmed quality failures.