What payment terms are accepted?

We accept 30% advance and 70% balance payment, as well as T/T, LC, D/P, PayPal, Western Union, and small-amount payments.

What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 10 pieces.

Does the company provide warranty or support?

We provide free replacement of damaged goods, free design for new packaging, and free product quality testing for customers.

Ceramic Hole Saw

Name: Diamond Bits/Vacuum Drill Bits/Ceramic Hole Saw
Brand: DONGYAN INTERNATIONAL CO., LTD.
SKU: 747350772

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

Type

Core Drill Bit

Material

Diamond

Usage

Metal Drilling, Masonry Drilling, Glass Drilling

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

Fast Drilling Speed: Drills one hole in just 10 seconds for high efficiency.

Extended Tool Life: Lasts 10 times longer than standard electroplated tools.

Wide Material Compatibility: Ideal for ceramic, porcelain, granite, marble, glass, and quartz.

Customizable Color: Color can be customized as per your specific requirements.

Free Sample Offer: Sample cost is free with a production time of 5-7 days.

High RPM Performance: Operates at a working speed of 6000 - 10000 RPM.

Dry and Wet Use: Versatile design allows for both dry and wet drilling applications.

ISO9001 Certified Quality: Manufactured under strict ISO9001-2000 quality control systems.

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: ≤9.00h 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 drill bit be used on?

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

Q:What is the drilling speed performance?

The tool offers fast drilling, capable of creating one hole in just 10 seconds, with a working speed of 6000-10000 RPM.

Q:How does the lifespan compare to other tools?

This vacuum brazed diamond bit lasts 10 times longer than standard electroplated tools.

Q:Is customization available for this product?

Yes, we offer full customization including color (as per your requirements), special applications, and design upon request.

Q:What are the sample terms and lead times?

Sample cost is free. Sample production takes 5-7 days, while bulk orders take 20-25 days.