Do you offer adapters for different drill arbors?

Yes, we have adapters available to make the bits work with drills having different arbors.

What is the warranty policy for damaged goods?

We provide free replacement of damaged goods as part of our service.

Is the product suitable for reinforced concrete?

Yes, these bits are ideal for high PSI concrete, concrete with medium steel reinforcement, and other hard masonry.

Professional Diamond Core Drill Bits for Concrete

Name: Professional Diamond Core Drill Bits for Concrete
Brand: DONGYAN INTERNATIONAL CO., LTD.
SKU: 746997262

Jiangsu, ChinaDONGYAN INTERNATIONAL CO., LTD.

Negotiable

100 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

ISO2000:9001

Model NO.

DY-04

Length

82/145/200/380/450

Type

Core Drill Bit

Material

Diamond

Usage

Masonry Drilling, Concrete or Wall 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

Transport Package

Blister Package, White Box

Specification

25-350mm

Trademark

DY-Tools

Origin

Jiangsu Province, China

HS Code

8207191000

Production Capacity

100000/Month

Key features

High Performance Drilling: Drills 50% faster and lasts 35% longer than general purpose counterparts in lab tests.

Customized Color Options: Color is available as per customer requirements.

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

Versatile Segment Types: Available in flat, roof, turbo, and crown segments for various masonry needs.

Custom Length Production: Other lengths beyond standard options can be produced as required.

Adapters for Different Arbors: Adapters available to ensure compatibility with drills having different arbor sizes.

ISO 9001 Quality Certified: Factory strictly conforms to ISO9001-2000 quality control system with EN standard inspections.

Wet Drilling Optimization: Engineered specifically for wet drilling in high PSI concrete and reinforced masonry.

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: ≤7.99h CertifiedTerms of Payment: T/T, LC, D/P, etc.

AI-Powered supplier vetting

SummaryDongYan International Co., Ltd. is a Chinese supplier based in Wuxi, Jiangsu. It operates as both a trading company and a manufacturer, specializing in tools and hardware. The company has a strong export focus, with 90% of its sales coming from international markets since 2012. It holds ISO9001 and BSCI certifications and supplies major brands such as Bosch and Makita. DongYan demonstrates a commitment to quality with advanced production facilities and quality assurance programs, although its R&D team has limited experience. The company has a significant production capacity, producing millions of tools annually.

Supplier typeDongYan International Co., Ltd. is identified as both a trading company and a manufacturer, indicating its dual role in the supply chain.

CertificationsThe supplier holds ISO9001 and BSCI certifications, which are indicative of strong management systems and compliance with international standards.

Production capacityThe supplier operates 8 production lines and has a high annual output, including 10 million drill bits and other tools, indicating robust production capabilities.

Client casesDongYan supplies to major brands such as Bosch and Makita, indicating established customer relationships and reliability.