What is the lead time for production?

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

How should the drill bit be used?

Attach securely, position with gentle pressure, activate with steady pressure, and use ample water cooling to prevent overheating.

Premium Heavy-Duty Diamond Core Drill Bits for Fast Drilling

Name: Premium Heavy-Duty Diamond Core Drill Bits for Fast Drilling
Brand: Diaflex (Changxing) Tools Co., Ltd.
SKU: 1959101691

Zhejiang, ChinaDiaflex (Changxing) Tools Co., Ltd.

US$4.50-50.00

50 Pieces

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Customized

Length

Customized

Type

Core Drill Bit

Material

Diamond

Usage

Tiles Drilling

Shipping Cost

Contact The Supplier About Freight and Estimated D

Secure Payments

Every Payment You Make at Made-in-China.com Is PRO

Refund Policy

Claim a Refund If Your Order Doesn't Ship, Is Mis

Color

Customizable

Features

Fast Speed, High Efficiency

Formation

Medium Hard, Hard Rock Formation

Transport Package

Hang Tag

Specification

customized

Trademark

Diaflex

Origin

China

HS Code

8207501000

Key features

Customizable Color: Color is customizable to meet specific project requirements.

Wide Diameter Range: Available from 6mm (1/4') to 150mm (6') for diverse drilling needs.

High Efficiency Drilling: Fast speed and high efficiency for precise cuts in hard materials.

Premium Diamond Coating: Vacuum brazed diamond coating ensures smooth, chip-free cuts.

Multi-Material Application: Ideal for granite, marble, porcelain, ceramic, and artificial stone.

Flexible Customization: Supports full customization, minor customization, and sample-based design.

Durable Construction: Constructed from premium materials for longevity and excellent value.

Company profile

Fast DeliveryFlexible CustomizationR&D CapabilitiesImporters and Exporters

Diaflex (Changxing) Tools Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤0.79h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryDiaflex (Changxing) Tools Co., Ltd. is a China-based trading company established in 2024 with six employees. It offers OEM/ODM and multiple customization options, supported by stated technical assistance, but it reported no new products launched in the past year and no available SDK. Operational fulfillment capacity appears limited: it has no stated manufacturing-capacity contract, inventory, overseas warehouse, or overseas showroom. Service and quality-control systems are insufficiently documented, with no written complaint-handling or corrective-action procedures and zero quality-control test equipment reported. Financial information is represented only by years, without assessable performance figures. The supplier accepts several payment methods, reports one-month lead times in both peak and off-season, and exports 51%–70% of total sales. No certification evidence or customer cases are provided.

After-Sales capabilityThe supplier states that it provides service before, during, and after sales and accepts multiple payment methods, but it has no written complaint-handling or corrective/preventive-action procedures or records. The stated service commitment is therefore not supported by documented systems.

R&D capabilityThe supplier reports no new products launched during the past year and no available SDK, which are explicit limitations. It does state that technical support can develop specific items to customer requests, but this does not establish broader product innovation capability.

Production capacityThe supplier reports no valid manufacturing-capacity contract with its factory or related subcontractors, no inventory capability, and zero quality-control test equipment. Although it reports 15 qualified service suppliers and one-month average lead times, the evidence shows material deficiencies in documented production and quality-control readiness.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and states that OEM and ODM are available with technical support for specific customer requirements. This is direct evidence of broad customization capability.