What is the delivery time after confirming the order?

Delivery time is 3-30 days after confirming the order, depending on the production season and order quantity.

What payment terms are accepted?

Accepted payment terms include LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.

PDC Three-Wing Concave Coreless Drill Bit PDC Concave Drill Bits PDC Drilling Bit for Rock Drilling

Name: PDC Three-Wing Concave Coreless Drill Bit PDC Concave Drill Bits PDC Drilling Bit for Rock Drilling
Brand: Zhengzhou Ruizuan Diamond Tool Co., Ltd.
SKU: 1963589851

Henan, ChinaZhengzhou Ruizuan Diamond Tool Co., Ltd.

US$90.00-300.00

10 Pieces

Sample price:US$300.00/piece.Request sample

Product profile

Customization

Available

Customized

Length

Jobber-length

Type

PDC Concave Bit

Material

Diamond

Usage

Well Drilling, Rock Drilling,Coal Field, Geological Exploration

Product Name

PDC Concave Drill Bit

Color

Gold,Grey

Size

50mm-153mm

Quality

High Level

Hardness

Standared

Advantage

High Wear Resistant

Package

Standard Packging

Related Products

Oil Drilling Bits

Application

Coal Mining, Rock Drilling, Water Well,

Use

Geological Exploration

Transport Package

Standard Packaging

Specification

50mm, 55mm, 65mm, 75mm, 94mm, 113mm, 133mm, 153mm

Trademark

Origin

China

Production Capacity

1000000pieces/Year

Key features

High Drilling Efficiency: Drilling efficiency is 50% higher than tungsten carbide bits.

Extended Service Life: Bit life is 20-40 times longer due to high hardness and toughness.

Customizable Design: Color, size, and specifications can be customized per customer requirements.

Advanced Geometric Design: Features good gauge protection and erosion-resistant matrix.

Wide Application Range: Suitable for rock drilling, water wells, coal mining, and geological exploration.

Professional Manufacturer: Over 10 years of professional technical experience and original manufacturing.

Cost Effective: High quality product with reasonable price and best service.

Flexible MOQ: Minimum Order Quantity is just 1 piece.

Company profile

High Repeat Buyers ChoiceFast DeliveryCustomization from DesignsR&D Capabilities

Zhengzhou Ruizuan Diamond Tool Co., Ltd.

Henan, China

Business Type: Trading CompanyAverage Response Time: ≤1.84h

AI-Powered supplier vetting

SummaryZhengzhou Ruizuan Diamond Tool Co., Ltd. is identified as a limited trading company in Zhengzhou with 19 employees and valid import/export licensing. It offers full customization, ODM, and OEM services, has substantial export exposure, and reports nine years of export experience. Operational strengths include in-stock service capacity, overseas warehouse capability, multiple quotation and payment options, and documented complaint-handling procedures. However, several controls remain undocumented or incomplete, including corrective and preventive action procedures, raw-material traceability, outsourcing manufacturing procedures and contracts, and fire-drill status. The supplier has no overseas showroom, no SDK availability, and no explicit production-facility evidence. An SGS audit is recorded, but the stated audit result is 0 and the report validity ended in 2024; the provided data does not explain the scoring system or confirm current certification status.

Supplier typeThe supplier is described as a limited company and a trading company located in Zhengzhou, with 19 employees and valid import/export licensing. Its primary offerings are hardware products and ordinary mechanical equipment, while no larger-company affiliation is indicated.

After-Sales capabilityThe supplier has a clear customer-complaint procedure with follow-up records and describes a commitment to customer service. It also reports in-stock capability, overseas warehouse capability, multiple quotation and payment terms, and defined peak- and off-season lead times; however, corrective and preventive-action procedures are not documented.

R&D capabilityThe supplier provides ODM services and full customization or customization from designs, indicating design-related capability. It does not provide an SDK, and the available information does not establish broader research investment, proprietary technology, or measurable innovation outcomes.

Customization capabilityThe supplier explicitly offers full customization and customization from designs, as well as ODM services. These statements directly support a capability to provide customized products and design-based manufacturing services.

Client casesThe supplier states that it provides OEM services for well-known brands and reports that exports represent 71%–90% of total sales, with nine years of export experience. These are indications of relevant customer and international-market experience, but no customer names, project details, or independently verifiable case studies are provided.