What is the minimum order quantity (MOQ)?

The minimum order quantity is 2 pieces.

What certifications does the product have?

The product is certified under ISO 9001:2015 and meets the Standard GB/T2828.1-2003.

How do you ensure product quality?

We have experienced QC staff who perform strict inspection and testing for every order before shipping out, including 100% visual inspection of finished products.

Premium Tungsten Carbide R32 Mining Drill Bits for Heavy Machinery

Name: Premium Tungsten Carbide R32 Mining Drill Bits for Heavy Machinery
Brand: Maxdrill Rock Tools Co., Ltd.
SKU: 2097050575

Guizhou, ChinaMaxdrill Rock Tools Co., Ltd.

US$49.00

5-49 Pieces

US$33.20

50-99 Pieces

US$26.50

100-499 Pieces

US$20.00

500+ Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

6 Months

Model NO.

3051R3207

Certification

ISO 9001:2015

Standard

GB/T2828.1-2003

Surface Treatment

Painting

Manufacturing Process

Machining

Material

Alloy Steel & Tungsten Carbides

Thread

R32

Diameter

51mm

Class

Hard

Flushing Hole(mm)Front No Size

2X6

Flushing Hole(mm)Gauge No Size

1X5.5

Buttons(mm)Front No Size

2X10

Buttons(mm)Gauge No Size

5X11

Angle

30°

Application

Drifting & Tunneling

Part No.

3051r3207

Transport Package

Carton&Plywood Pallet

Specification

40x110x43mm

Trademark

MAXDRILL

Origin

China

HS Code

82071300

Production Capacity

100000

Key features

ISO 9001 Certified Quality: Manufactured under ISO 9001:2015 standards with 100% visual inspection.

Rapid Production & Delivery: 25-day production time; 2-3 days if stock is available for requested sizes.

Comprehensive After-Sales Support: 24-hour response time, 24/7 technical support, and free quality-based replacements.

Flexible Customization Options: Supports customization from samples, designs, and full minor customization services.

Durable Tungsten Carbide Material: Made from Alloy Steel and Tungsten Carbides for heavy machinery mining applications.

Versatile Button Bit Designs: Available in Hemispherical, Ballistic, Semiballistic, and Conical shapes for various rock hardness.

Low Minimum Order Quantity: Accepts orders starting from just 2 pieces, suitable for testing and small batches.

Multiple Payment Methods: Supports T/T, Western Union, L/C at sight, LC, D/P, PayPal, and small-amount payments.

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: ≤2.83h

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 payment methods accepted?

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 it takes 25 days for production based on order quantity. If we have stock for your requested size, it takes only 2 or 3 days.

Q:How is the shipping handled for samples vs bulk orders?

For sample orders, we suggest courier express like DHL/UPS/TNT/FEDEX or by air. For bulk orders, we suggest by air or by sea.

Q:What is the warranty and after-sales service policy?

We provide a 6-month warranty. Our sales team responds within 24 hours (Holidays Excluded), technical support is available 24/7, and free replacements are provided if failure is confirmed caused by product quality.

Q:Is customization available for these drill bits?

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