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Laser Welded Hole Saw Bits for Drilling Granite
US$8.20-28.20
20 Pieces
Sample price:US$10.80/piece.Request sample

Product profile

Customization

Available

Type

Core Drill

Certification

ISO9001,ISO14001

Model NO.

SHCD

Diameter

20-102mm

Drilling Types

Wet Drilling

Drilling Materials

Granite, Marble

Thread

M14

Transport Package

Cardboard Box Packaging

Trademark

COREDIAM

Origin

China

Key features

Laser Welded Technology: Increases drilling life effectively through advanced laser welding process.
Wide Diameter Range: Available in diameters from 20mm to 102mm for various drilling needs.
Wet Drilling Capability: Designed for wet environments to reduce dust and ensure clean, precise holes.
Multi-Material Application: Optimized for drilling granite, marble, and other stone materials.
ISO Certified Quality: Manufactured under ISO9001 and ISO14001 certified quality management systems.
Custom Segment Options: Offers turbo and crown segments with other types available upon request.
Consistent Total Length: All models maintain a standard total length of 100mm for stability.

Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-01-01Nearest Port: Tianjin Seaport, Beijing Airport, Shanghai PortAverage Response Time: ≤4.10hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryCorediam Tools is a China-based limited company operating as both a trading company and manufacturer/factory in Hebei. It focuses on diamond tools for construction, stone processing, and DIY markets, with 10 production lines and stated output across saw blades, grinding wheels, core drill bits, and wire saws. The supplier reports ISO 9001 and ISO 14001 management-system certifications, 11–20 R&D engineers, 21–30 quality-control staff, automated manufacturing equipment, and product authentication to German MPA and EU EN 13236 standards. Its export network covers more than 50 countries and exports account for 90% of total sales. Evidence supports production, quality-management, innovation, and international-export capabilities. However, the provided information does not establish after-sales service performance, financial credibility, customization capability, or specific customer cases.
Supplier typeThe supplier is identified as a trading company in one record and as both a trading company and manufacturer/factory in another. Its stated activities include researching, developing, manufacturing, and marketing diamond tools, indicating a combined trading and manufacturing profile rather than a purely commercial intermediary.
CertificationsCorediam reports ISO 14001 and ISO 9001 certification for supplier management systems. Its products are also stated to be authenticated to German MPA and European Union EN 13236 standards, providing explicit evidence of formal management-system and product-standard credentials.
R&D capabilityCorediam explicitly emphasizes technology innovation and R&D, reports 11–20 R&D engineers, and describes advanced automatic pressing, sintering, and German Dr. Fritsch automatic laser-welding machinery. Its broad product range and high-tech-enterprise description support an established innovation and development capability.
Production capacityThe supplier reports 10 production lines and manufacturing output covering diamond saw blades, laser-welded blades, grinding cup wheels, core drill bits, and diamond wire saws. It also states that automated pressing, sintering, and laser-welding equipment is used, with rigorous inspection and quality-control processes, providing explicit evidence of multi-product production capacity.

Product Q&A

Q:What is the diameter range of these hole saw bits?
A:
The available diameters range from 20mm to 102mm.
Q:Can these bits be used for dry drilling?
A:
No, they are specifically designed for wet drilling to reduce dust and ensure precision.
Q:What materials can be drilled with these bits?
A:
They are designed for granite, marble, and other stone materials.
Q:Are there different segment types available?
A:
Yes, turbo and crown segments are standard, but other types are available.
Q:What is the total length of the bits?
A:
All models have a consistent total length of 100mm.

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