What is the working depth of this drill bit?

The working depth is less than or equal to 30mm.

What is the recommended rotation speed?

The recommended speed is above 11000 RPM.

Is this product CE certified?

Yes, the product has obtained CE certification.

M14 Crown Ceramic Tile Diamond Drill Bits Granite Marble Hole Saw

Name: 5/8"-11/M14 Crown Ceramic Tile Diamond Drill Bits Granite Marble Hole Saw
Brand: Beijing Deyi Diamond Products Co., Ltd.
SKU: 2234464925

Beijing, ChinaBeijing Deyi Diamond Products Co., Ltd.

US$2.65

1-99 pieces

US$2.63

100-499 pieces

US$2.60

500+ pieces

Product profile

Customization

Available

Customized

Length

60mm

Type

Core Drill Bit

Material

Diamond

Key features

Customizable Specifications: Supports customization for color, opening diameter, and total length.

Dry Drilling Capability: Specially developed for drilling superhard materials without water.

New Brazing Process: Firmly fixes diamond particles for high density and wear resistance.

High Efficiency: Sharpness of glass hole saw with durability of sintered saw.

Safety Assurance: High-strength steel matrix prevents fragmentation and flying out.

Wide Application: Suitable for ceramic tiles, marble, glass, and artificial stone.

Long Service Life: More wear-resistant and longer life than traditional drill bits.

CE Certified: Product meets CE certification standards for quality and safety.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Beijing Deyi Diamond Products Co., Ltd.

Beijing, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤4.09h

AI-Powered supplier vetting

SummaryThe supplier is a limited company engaged in processing diamond and stone tools, including diamond saw blades and drill bits. It reports an associated company, 11 employees, production and sales operations, and a production base that began operation in 2019. The supplier offers extensive customization and ODM services, but does not provide 3D software design, has no SDK, and reported no new products in the past year. Service-management procedures for supplier assessment, corrective actions, and customer complaints are documented and followed. Overseas support is limited: there are no overseas warehouses, showrooms, agents, or branches, and the stated overseas-service country count is zero. The supplier has participated in one named offline trade show and reports 20 years of export experience, with exports representing 90% of total sales. No certification information or customer cases are provided. Financial figures are excluded from this assessment.

Supplier typeThe supplier is identified as a limited company with a combined company type, an associated company, and business activities covering diamond-tool and stone-tool processing plus sales of related equipment, materials, and accessories. Its listed products are diamond saw blades and diamond drill bits.

After-Sales capabilityThe supplier has documented and followed procedures for handling customer complaints, corrective and preventive actions, and service-capability assessment. However, it reports no overseas warehouse, showroom, agent, or branch, and the stated number of countries offering overseas services is zero, indicating limited physical overseas support.

Production capacityThe supplier has a stated production base in Huanggang that officially began operation in 2019, and its business scope includes processing diamond and stone tools. The available information does not provide capacity, equipment, output, or factory-scale metrics, preventing a stronger assessment.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, flexible customization, and ODM services. These repeated service descriptions provide direct evidence of broad customization capability.