What are the shipping options for samples and bulk orders?

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

What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 2 PCS.

Is customization available for this drill bit?

The product attribute states 'Customized: Non-Customized'. However, the company profile indicates OEM and ODM services are available for other products.

Premium Quality Drop Center Drill Bit for Enhanced Efficiency

Name: Premium Quality Drop Center Drill Bit for Enhanced Efficiency
Brand: Maxdrill Rock Tools Co., Ltd.
SKU: 1993352355

Guizhou, ChinaMaxdrill Rock Tools Co., Ltd.

US$28.80

50-99 Pieces

US$28.20

100-499 Pieces

US$27.50

500+ Pieces

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Customized

Non-Customized

Standard

GB/T2828.1-2003

Model NO.

R32

Length

Stub-length

Type

Top Hammer Rock Drilling Tools

Material

Alloy Steel & Tungsten Carbides

Usage

Well Drilling, Tunneling, Rock Drilling

Button Type

Semispherical

Transport Package

Carton&Plywood Pallet

Specification

Dia.: 45MM-64MM

Trademark

MAXDRILL

Origin

China

HS Code

82071300

Production Capacity

2000 Per Day

Key features

Factory Direct Price: Directly from the factory since 2004, ensuring competitive pricing.

Premium Raw Materials: Utilizes high-end raw materials sourced from Sweden for durability.

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

Strict Quality Control: 100% visual inspection and strict testing before every shipment.

Fast Delivery Options: 2-3 days if stock is available; 25 days for production orders.

Comprehensive Warranty: 6-month warranty period with free replacement for quality failures.

24/7 Technical Support: Sales team responds within 24 hours; technical support always available.

Detailed Inspection Reports: Video delivery inspection and mechanical test reports provided.

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: ≤4.02h

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:What is the production lead time?

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

Q:How do you ensure product quality?

We have experienced QC staff performing strict inspection and testing for every order. We provide video delivery inspections and mechanical test reports.

Q:What is the warranty policy?

We offer a 6-month warranty. Free replacement is provided if failure is confirmed to be caused by our product quality.

Q:What is the after-sales service process?

Our sales team responds to questions within 24 hours (excluding holidays), and technical support is available at any time.