Can I get a sample before placing an order?

Yes, samples are available for customers to check quality before bulk ordering.

How are the core bits packed for shipping?

Each bit is packed in a plastic box, then placed in export standard cartons with a gross weight limit of 15-20kg.

Diamond Tool Od22mm Diamond Core Bit for Stone

Name: Diamond Tool Od22mm Diamond Core Bit for Stone
Brand: Johnson Tools Manufactory Co., Ltd.
SKU: 708436095

Jiangsu, ChinaJohnson Tools Manufactory Co., Ltd.

US$7.50-8.50

5 Pieces

Sample price:US$7.50/piece.Request sample

Product profile

Customized

Non-Customized

Standard

SGS

Length

22mm

Model NO.

15.2.2.1.9

Type

Core Drill Bit

Material

Diamond

Usage

Masonry Drilling

MOQ

200PCS

Diameter

22mm

Delivery Time

Around 35days

OEM

Available

Sample

Available

Company Type

Direct Manufacturer and Trading Company for Stone

Warehouse

with Enough Capacity

Market

All Over The World

Transport Package

Carton

Specification

Trademark

Johnsontool

Origin

China

HS Code

8207501000

Production Capacity

1000PCS/Month

Key features

SGS Certified Quality: Products hold SGS and MPA certificates, ensuring high quality standards.

Fast Drilling Speed: Premium grade core bits deliver fast drilling speed and extend product life.

Versatile Stone Application: Suitable for drilling granite, marble, sandstone, and limestone with water.

Customizable Size: Size could be customized according to specific customer requirements.

OEM Service Available: OEM service is available for clients needing branded manufacturing.

Quick Delivery: Shipment around 15 days if in stock, or 20-30 days for production.

Professional Manufacturer: Established in 2000 with rich experience in diamond tool production.

Global Export Experience: Exported to more than 70 countries with worldwide client approval.

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: ≤3.60h

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.