Is the product suitable for hard rock?

Yes, it is designed to handle soft, medium, hard rock types, and any special formations.

What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Maxdrill DHD3.5 100mm Concave Button Drill Bit for Precision Drilling

Name: Maxdrill DHD3.5 100mm Concave Button Drill Bit for Precision Drilling
Brand: Maxdrill Rock Tools Co., Ltd.
SKU: 1984022775

Guizhou, ChinaMaxdrill Rock Tools Co., Ltd.

US$150.00

1 Piece

Product profile

Customization

Available

After-sales Service

Yes

Warranty

6 Months

Model NO.

100MD35CC

Certification

ISO2009:2015

Standard

GB/T2828.1-2003

Surface Treatment

Painting

Manufacturing Process

Machining

Material

Alloy Steel & Tungsten Carbides

DTH

Drill Bit

Transport Package

Plywood Carton or Plywood Pallet

Specification

60mm-76mm

Trademark

MAXDRILL

Origin

China

Key features

Premium Material Composition: Constructed from high-quality Alloy Steel and Tungsten Carbides for durability.

Versatile Rock Drilling: Suitable for soft, medium, hard rock types and special formations.

Customization Services: Offers OEM, ODM, and flexible customization from samples or designs.

ISO Certification: Certified under ISO2009:2015 standards for quality assurance.

100% Quality Inspection: All finished products undergo visual inspection before delivery.

Flexible Lead Time: Off-season delivery within 15 workdays; peak season takes one month.

Low MOQ Requirement: Minimum Order Quantity is only 2 pieces for easy procurement.

Eco-Friendly Design: Energy-saving, economical, and efficient solutions for drilling.

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: ≤5.97h

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.