What are the payment terms?

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

What is the lead time for production?

The average lead time is one month for both peak and off-season periods.

Does the manufacturer provide OEM/ODM services?

Yes, OEM and ODM services are available, supported by 3 R&D engineers.

127mm Hole Saw Wet Diamond Concrete Core Drilling Bits for Construction Concrete

Name: 127mm Hole Saw Wet Diamond Concrete Core Drilling Bits for Construction Concrete
Brand: Johnson Tools Manufactory Co., Ltd.
SKU: 1922004255

Jiangsu, ChinaJohnson Tools Manufactory Co., Ltd.

US$17.70-24.20

5 Pieces

Sample price:US$30.00/piece.Request sample

Product profile

Customized

Standard

SGS,GB

Length

Stub-length

Type

Core Drill Bit

Material

Diamond

Usage

Concrete

Diameter

127mm

Connection

1-1/4unc

Total Length

450mm

Teeth Type

Turbo/Mesh Turbo Type

Thickness

2.0mm

Teeth Number

9nos

Application

Concrete/Reinforce Concrete

Transport Package

White Box, Blister Card Packing.

Specification

5inch

Trademark

Johnson Tools

Origin

China

Production Capacity

30000PCS/Month

Key features

Customization Options: Supports customization from samples, designs, and full or minor customization.

Diamond Segment Design: Diamond segments provide extra joint strength for cutting hard concrete effectively.

Wet and Dry Usage: Designed for wet or dry drilling; wet use recommended for longer lifespan.

Standard Specifications: 127mm diameter, 450mm total length, 1-1/4UNC connection, 9 turbo teeth.

Quality Certification: Products meet SGS and GB standards for reliable performance.

Manufacturer Direct: Direct from manufacturer with 17 years export experience and 3 R&D engineers.

Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, and Western Union for convenient transactions.

100% Product Inspection: Every finished product undergoes visual and functional inspection before shipment.

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: ≤4.68h

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.