What is the lead time for delivery?

The average lead time is one month, regardless of peak or off-peak seasons.

Do you provide OEM or ODM services?

Yes, we provide both OEM and ODM services.

What payment methods do you accept?

We accept LC, T/T, D/P, PayPal, and Western Union.

4 Pieces Diamond Vacuum Brazed Core Drilling Bits Set for Tile Porcelain Ceramic

Name: 4 Pieces Diamond Vacuum Brazed Core Drilling Bits Set for Tile Porcelain Ceramic
Brand: Johnson Tools Manufactory Co., Ltd.
SKU: 1899821705

Jiangsu, ChinaJohnson Tools Manufactory Co., Ltd.

US$15.50

20-99 Sets

US$15.00

100+ Sets

Product profile

Customized

Standard

SGS,GB

Length

60mm

Model NO.

Wrbt

Type

Core Drill Bit

Material

Diamond

Usage

Masonry Drilling, Ceramic, Porcelain, Stone.

Thread

M14

Technology

Vacuum Brazed

Application

Dry or Wet Drilling

Features

Fast Speed Drilling

Delivery Date

15-20days

MOQ

20sets

Package

Sleeve or Carton Box

Transport Package

Plastics Box Packaging

Specification

6/7/10/12mm

Trademark

Johnson Tools

Origin

China

Production Capacity

10000sets/Month

Key features

Vacuum Brazed Technology: Superior to electroplating with significantly longer lifespan and aggressive drilling performance.

Versatile Material Application: Ideal for drilling ceramic, porcelain, granite, marble, and stone with high precision.

Minimal Chipping & Smooth Edges: Leaves smooth edges with minimal chipping during masonry and tile drilling operations.

High Drilling Efficiency: Capable of drilling more than 30 holes depending on material type and bit usage.

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

OEM and ODM Services: Manufacturer supports both OEM and ODM services for tailored product requirements.

Dry or Wet Drilling Capability: Designed for versatility with functionality in both dry and wet drilling environments.

Comprehensive Quality Inspection: 100% inspection of finished products including visual and function checks.

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: ≤4.19h

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.