What is the minimum order quantity?

The minimum order quantity is 100 pieces.

What is the lead time for delivery?

The delivery date is 15-20 days. Peak season lead time is one month, and off-season lead time is one month.

Dry Tile Hole Saw Cutter Vacuum Brazed Diamond Core Drill Bit Set for Porcelain Tiles

Name: Dry Tile Hole Saw Cutter Vacuum Brazed Diamond Core Drill Bit Set for Porcelain Tiles
Brand: Johnson Tools Manufactory Co., Ltd.
SKU: 1994688665

Jiangsu, ChinaJohnson Tools Manufactory Co., Ltd.

US$36.50

50-199 Sets

US$36.00

200+ Sets

Sample price:US$36.50/piece.Request sample

Product profile

Customized

Standard

SGS,GB

Length

67mm

Type

Core Drill Bit

Material

Diamond

Usage

Masonry Drilling, Ceramic, Porcelain, Stone.

Thread

M14

Total Length

62mm

Diameter

18/25/35/45mm+20mm Finger Bits

Application

Dry Drilling for Tile/Ceramic/Porcelain

Technology

Vacuum Brazed

Feature

Fast Speed and Smooth Drilling

Delivery Date

15-20days

Transport Package

Plastics Box Packaging

Specification

20mm

Trademark

Johnson Tools

Origin

China

Production Capacity

10000sets/Month

Key features

Vacuum Brazed Technology: Superior to electroplating, offering longer lifespan and aggressive drilling performance.

High Precision Drilling: Leaves smooth edges with minimal chipping on ceramic, porcelain, granite, and marble.

Extended Durability: Each bit lasts dozens of holes, typically drilling more than 50 holes per bit.

Versatile Application: Ideal for dry drilling on masonry, ceramic, porcelain, stone, and granite.

Fast Drilling Speed: Designed for fast speed and smooth drilling operation in various hard materials.

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: ≤4.70h

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.