What is the lead time for production?

The lead time is one month for both peak and off-peak seasons.

What payment terms do you accept?

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

What is the segment type of this drill bit?

The segment type is Turbo Segment.

Hot Sell 82 mm Concrete Hollow Core Diamond Drill Bits

Name: Hot Sell 82 mm Concrete Hollow Core Diamond Drill Bits
Brand: Johnson Tools Manufactory Co., Ltd.
SKU: 799158342

Jiangsu, ChinaJohnson Tools Manufactory Co., Ltd.

US$9.60-11.00

50 Pieces

Sample price:US$15.00/piece.Request sample

Product profile

Customized

Standard

SGS,GB

Length

Stub-length

Model NO.

CD82

Type

Core Drill Bit

Material

Diamond

Usage

Concrete

Connection

M16 Thread

Working Length

80mm

Teeth Type

Turbo

Thickness

2.0mm

Application

Concrete/Reinforce Concrete

Transport Package

White Box, Blister Card Packing.

Specification

82mm

Trademark

Johnson Tools

Origin

China

Production Capacity

30000PCS/Month

Key features

Customizable Dimensions: Size can be customized to meet specific project requirements.

Versatile Application: Suitable for drilling concrete, brick, block, pavers, and asphalt.

Wet or Dry Usage: Designed for both wet and dry drilling applications.

High Efficiency: Premium grade bits deliver fast drilling speed and extended life.

Turbo Segment Design: Features turbo segment type for optimized cutting performance.

Laser Welded Technology: Constructed with laser welding for superior durability.

OEM/ODM Services: Full customization, minor customization, and flexible options available.

Strict Quality Control: 100% visual and function inspection for all finished products.

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: ≤3.67h

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.