What is the minimum order quantity?

The minimum order quantity is 20 pieces.

How long is the delivery time?

The standard delivery time is 15 to 20 days.

Dry Vacuum Brazed Diamond Core Hole Saw Drilling Bits Kit for Porcelain Tile

Name: Dry Vacuum Brazed Diamond Core Hole Saw Drilling Bits Kit for Porcelain Tile
Brand: Johnson Tools Manufactory Co., Ltd.
SKU: 947062705

Jiangsu, ChinaJohnson Tools Manufactory Co., Ltd.

US$43.00

20-99 Sets

US$41.00

100+ Sets

Product profile

Customized

Standard

SGS,GB

Length

60mm

Model NO.

L0108

Type

Core Drill Bit

Material

Diamond

Usage

Masonry Drilling, Ceramic, Porcelain, Stone.

Thread

M14 or 5/8"-11

Total Length

62mm

Size

20/35/40/50/68mm

Application

Dry Drilling

Technology

Vacuum Brazed

Delivery Date

15-20days

MOQ

20ets

Transport Package

Plastics Box Packaging

Specification

mm drill bits+20mm finger bits

Trademark

Johnson Tools

Origin

China

Production Capacity

10000sets/Month

Key features

Vacuum Brazed Technology: Superior to electroplating, offering significantly longer lifespan and durability.

Dry Drilling Capability: Designed for clean drilling without the need for coolant or water.

Versatile Material Application: Ideal for porcelain, ceramic, granite, marble, and stone masonry drilling.

High Precision & Smooth Edges: Aggressive cutting action leaves smooth edges with minimal chipping.

Extended Service Life: Capable of drilling more than 30 holes depending on material type.

Multiple Size Options: Available in 20mm, 35mm, 40mm, 50mm, and 68mm diameters.

Customization Services: Offers OEM, ODM, and flexible customization from samples or designs.

Fast Delivery Time: Standard delivery within 15-20 days for most orders.

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: ≤5.18h

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.