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The product features vacuum brazed technology ensuring diamond particles do not fall off, providing a long lifetime.

7PCS Diamond Cutting Drilling Tile Core Drill Bit Set

Name: 7PCS Diamond Cutting Drilling Tile Core Drill Bit Set
Brand: Johnson Tools Manufactory Co., Ltd.
SKU: 1941373855

Jiangsu, ChinaJohnson Tools Manufactory Co., Ltd.

US$58.00

1-9 Sets

US$57.50

10-99 Sets

US$54.00

100+ Sets

Sample price:US$58.00/set.Request sample

Product profile

Customized

Standard

SGS,GB

Length

6mm to 180mm Outer Diameter.

Type

Core Drill Bit

Material

Diamond

Usage

Masonry Drilling, Ceramic, Porcelain, Stone.

Product Name

Vacuum Brazed Tiles Hole Saw Dry Diamond Core Bit

Thread

M14,Also Provide a Adapter From M14 to Hex Shank

Package

Aluminum Box

Delivery Date

Around 15days

Transport Package

White Box, Blister Card Packing.

Specification

20/27/35/55/68m

Trademark

Johnson Tools

Origin

China

Production Capacity

30000sets/Month

Key features

Vacuum Brazed Technology: Diamond particles firmly welded to base, preventing falling off for durability.

Versatile Material Application: Suitable for drilling masonry, ceramic, porcelain, stone, and brick.

High Quality Finish: Less chipping and breakage with less heat generation and better finish.

Dry and Wet Use: Can be used dry or wet, with water recommended for optimal performance.

Long Lifetime: Fast and smooth drilling performance ensures extended tool life.

Flexible Customization: Offers full, minor, and flexible customization from samples or designs.

SGS and GB Certified: Products meet standard SGS and GB quality certifications.

Company profile

Years of Export ExperiencePatents AwardedFast DeliveryOEM Services

Johnson Tools Manufactory Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 Years CertifiedNearest Port: Shanghai Port, Ningbo, QingdaoAverage Response Time: ≤4.86h

AI-Powered supplier vetting

SummaryThe supplier provides OEM and ODM services and supports extensive customization, including sample-, design-, full-, minor-, and flexible customization. It has 17 years of export experience, self-managed import/export rights, 90% export sales, and accepts multiple trade and payment terms. Production is conducted on one line, supported by 11–20 quality-control staff and stated advanced equipment and checking systems. However, no management-system certifications, SDK, new products in the past year, overseas service facilities, or offline trade-show participation are reported. Service procedures and complaint handling lack written records, and production batches are not continuously reconciled. Financial and cash-flow evidence is limited to year labels, so financial credibility cannot be conclusively assessed.

Supplier typeThe supplier is an OEM/ODM manufacturer with its own factory location, one production line, stated production output, advanced equipment, and a technical workforce. It also provides export services directly through self-managed import/export rights, indicating a manufacturing-oriented supplier rather than a pure trading intermediary.

CertificationsThe supplier’s certification of management systems is explicitly listed as NIL. This is a stated absence of certification evidence and represents a deficiency for this field.

After-Sales capabilityThe supplier has a complaint-handling procedure, but no written records, and it lacks written service-assessment and corrective/preventive-action procedures or records. It also reports no overseas warehouses, showrooms, agents, branches, or offline trade-show participation, limiting documented overseas service support.

R&D capabilityThe supplier provides ODM and broad design customization, but reports no available SDK and no new products during the past year. These explicit limitations outweigh the design-service evidence when assessing demonstrated recent innovation capability.

Production capacityThe supplier reports one production line, 11–20 quality-control staff, advanced production and checking equipment, and flexible export fulfillment with one-month lead times in both peak and off-season. However, it does not continuously reconcile quantities for each batch or mass production, so production controls are not fully documented.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also offers ODM services. This is strong direct evidence of broad customization capability.