What is the minimum order quantity?

The minimum order quantity is 10 pieces.

Are free samples available?

Yes, we provide free sample costs and free replacement for any damaged goods.

What payment terms are accepted?

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

Good Quality Vacuum Brazed Diamond Bit Manufacturer

Name: Good Quality Vacuum Brazed Diamond Bit Manufacturer
Brand: DONGYAN INTERNATIONAL CO., LTD.
SKU: 862991775

Jiangsu, ChinaDONGYAN INTERNATIONAL CO., LTD.

US$3.20

50-199 Pieces

US$3.00

200-499 Pieces

US$2.95

500+ Pieces

Sample price:US$3.50/piece.Request sample

Product profile

Customization

Available

Customized

Standard

ISO2000:9001

Model NO.

DY-01

Length

60mm or Customize

Type

Core Drill Bit

Material

Diamond

Usage

Metal Drilling, Masonry Drilling, Ceramic Tiles

Advantage

Fast Cutting Speed

Color

as Your Requirements

Sample Cost

Free

Sample Production Time

5-7days

Bulk Order Time

20-25days

Payment Term

30% Advance, 70% Balance

Industry Experience

8years

Certificate

MPa, BSCI

Transport Package

Blister Package, White Box

Specification

5-128mm

Trademark

Origin

Jiangsu Province, China

HS Code

8207191000

Production Capacity

100000/Month

Key features

Extended Service Life: 10 times longer life than electroplated tools for durable performance.

High-Speed Drilling: Achieves fast drilling with 10 seconds per hole and 6000-10000 RPM.

Versatile Material Use: Suitable for ceramic, porcelain, granite, marble, glass, and quartz.

Customizable Options: Length and color are customizable to meet specific requirements.

Dry and Wet Operation: Supports both dry and wet usage for flexible application scenarios.

Free Sample Service: Provides free samples and free replacement for damaged goods.

Quality Certification: Strictly conforms to ISO9001-2000 quality control and EN standards.

Established Manufacturer: Factory established in 1980s with over 20 years of industry experience.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExhibition Experience

DONGYAN INTERNATIONAL CO., LTD.

Jiangsu, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h CertifiedTerms of Payment: T/T, LC, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a small trading company in Wuxi, China, focused on hardware tools and related product sales. It has five employees, one R&D engineer, no cooperative suppliers reported, and no stated manufacturing capability. Customization is offered across samples, designs, full and minor customization, and the company reported new products during the past year, but it does not provide ODM services or OEM services for popular brands and has no available SDK. Service procedures, complaint handling, and corrective/preventive-action procedures are documented with follow-up records, although the approved-supplier list lacks approval signatures or dates. An audit by TUV Rheinland is reported as valid from June 30, 2026 to June 29, 2027, but the evaluation result is recorded as 0 without interpretation. Quality-assurance and traceability status are unknown, and no quality-control test equipment is reported. Financial records are indicated for 2023–2025, but no financial performance conclusion is possible from...

Supplier typeThe supplier is explicitly identified as a trading company and limited company located in Wuxi, China, with five employees and no reported affiliation with a larger group. Its stated activities center on sales and wholesale of hardware tools, machinery, hardware and electrical appliances, construction materials, and related goods, indicating a small independent trading profile rather than a manufacturing entity.

After-Sales capabilityThe supplier has a documented service-capability assessment procedure with follow-up records, a corrective and preventive action procedure with records, and a clear customer-complaint procedure with follow-up records. However, the approved-supplier list lacks approval signatures or dates; this does not directly negate complaint or service handling, but it indicates an administrative control weakness.

R&D capabilityThe supplier reports at least one new product during the past year and has one R&D engineer, supporting some product-development activity. Nevertheless, it has no available SDK, does not provide ODM services, and the limited staffing indicates only modest documented R&D capacity rather than a strong innovation platform.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also reports new products during the past year, although no ODM service, SDK, or detailed engineering resources beyond one R&D engineer are available.

Product Q&A

Q:What materials can this diamond bit drill?

It is designed for high-speed drilling on ceramic, porcelain, granite, marble, glass, quartz, limestone, fiberglass, terracotta, terrazzo, quarry, and vitrified tiles.

Q:Is the product length customizable?

Yes, the length is available in 60mm or can be customized according to your requirements.

Q:What is the drilling speed and efficiency?

The working speed is 6000-10000 RPM, allowing for fast drilling with approximately 10 seconds per hole.

Q:How does the lifespan compare to other tools?

It offers 10 times longer life than electroplated tools due to its vacuum brazed diamond construction.

Q:Can it be used in dry conditions?

Yes, the bit supports both dry and wet usage for various application needs.