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Premium Grey Diamond Core Drill Bits for Accurate Drilling
US$3.00-50.00
50 Pieces
Sample price:US$30.00/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedLength
CustomizedType
Core Drill BitMaterial
DiamondUsage
Tiles DrillingShipping Cost
Contact The Supplier About Freight and Estimated DSecure Payments
Every Payment You Make at Made-in-China.com Is PRORefund Policy
Claim a Refund If Your Order Doesn't Ship, Is MisColor
CustomizableFeatures
Fast Speed, High EfficiencyFormation
Medium Hard, Hard Rock FormationTransport Package
Hang TagSpecification
customizedTrademark
DiaflexOrigin
ChinaHS Code
8207501000Key features
Wide Size Range: Available in sizes from 1/4' (6mm) to 6' (150mm) for various tasks.
Multi-Material Cutting: Precision drilling through porcelain, marble, ceramic, tile, and artificial stone.
High Efficiency Design: Vacuum brazed diamond coating ensures fast speed and high efficiency.
Compact Length: Optimal length of 60/76mm for easy handling and storage.
Customizable Options: Color, length, and shipping cost are customizable based on supplier contact.
Company profile
Business Type: Manufacturer/Factory, Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤0.60h 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.
Product Q&A
Q:What materials can this drill bit cut?
A:
It is designed for precision drilling through granite, marble, porcelain, ceramic, tile, and artificial stone.
Q:What is the size range available?
A:
Sizes range from 1/4' (6mm) to 6' (150mm).
Q:How should the drill bit be used?
A:
Attach securely, position on tile, apply gentle pressure while drilling, and use plenty of water to cool the bit.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1000 pcs.
Q:What are the lead times?
A:
The average lead time is one month for both peak and off-season periods.
Send Inquiry
*To:
Diaflex (Changxing) Tools Co., Ltd.
Diaflex (Changxing) Tools Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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