What after-sales services are provided?

We provide 24-hour response from sales, 24/7 technical support, and free replacement for confirmed quality failures.

What shipping methods are available?

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

What is the warranty policy?

We offer free replacement once a failure is confirmed to be caused by our product quality.

High Precision T51 127mm Mining Drill Bits for Tough Terrain

Name: High Precision T51 127mm Mining Drill Bits for Tough Terrain
Brand: Maxdrill Rock Tools Co., Ltd.
SKU: 2054814985

Guizhou, ChinaMaxdrill Rock Tools Co., Ltd.

US$88.00

10-99 Pieces

US$80.00

100-999 Pieces

US$70.00

1,000+ Pieces

Product profile

Customization

Available

Customized

Material

Tungsten Carbide

Usage

Well Drilling

Part No

30127t5118r

Thread Type

T51

Diameter

127mm

Buttons

18 Buttons

Body Type

Rectrac

Button Bit Design

Flat Face, Drop Centre, Convex

Tungsten Carbide (Buttons)

Spherical, Ballistic and Conical

Color

Red

Applications

Drifting and Tunneling

Transport Package

Standard Package by Wooden Case or Customized by Y

Specification

4.9 kg

Trademark

Maxdrill

Origin

China

HS Code

82071300

Production Capacity

1000PCS/Month

Key features

Customized Design Options: Full customization available from samples, designs, or minor adjustments.

High Precision Construction: Factory-made high precision drill bits for optimal performance.

Durable Tungsten Carbide: Made with spherical, ballistic, and conical tungsten carbide buttons.

Extended Service Life: Designed for longer service life to decrease user operating costs.

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

Fast Production Time: 25 days for production, or 2-3 days if stock is available.

Comprehensive After-Sales: Free replacement provided for confirmed product quality failures.

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

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.