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Hollow Core Dry Diamond Core Drill Bits for Hard Rock
US$13.40
10-99 Pieces
US$13.00
100+ Pieces
Sample price:US$13.40/piece.Request sample
Product profile
Customized
CustomizedStandard
SGS,GBLength
104mmModel NO.
D05D20M14GType
Core Drill BitMaterial
DiamondUsage
Masonry Drilling, Stone, GraniteDiameter
20mmTotal Length
104mmSegment Height
10mmThread
M14 or 5/8"-11Technology
Laser WeldedApplication
Dry DrillingDelivery Date
15-20daysMOQ
20PCSTransport Package
Aluminum Box PackagingSpecification
20mmTrademark
Johnson ToolsOrigin
ChinaProduction Capacity
10000PCS/MonthKey features
Vacuum Brazed Protection: Offers clean cut and steel core protection for diamond dry core bit.
Hard Rock Drilling: Designed for drilling granite, engineered stone, limestone, and marble.
Waterless Operation: Can drill through toughest granite or engineered stone countertop without water.
High-Speed Compatibility: Fits on a high-speed angle grinder for best cutting performance.
Laser Welded Technology: Utilizes laser welding for durable segment attachment.
Full Customization: Offers full customization, minor customization, and flexible customization options.
OEM and ODM Services: OEM and ODM services are available for custom designs and samples.
100% Quality Inspection: Finished products undergo 100% visual and function inspection.
Company profile
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: ≤4.33h
AI-Powered supplier vetting
SummaryThe supplier operates from Tuqiao Industrial Park, Nanjing, China, with a focus on production and export. They offer robust customization services but lack in R&D innovation, overseas presence, and formalized service management procedures. Financially, they have maintained records over recent years, but no certifications were noted. Their after-sales service capability is present but lacks documentation.
Supplier typeThe supplier provides both ODM and OEM services, particularly in customization, and has significant export sales comprising 90% of total sales.
CertificationsThe supplier does not hold any certifications for their management systems.
R&D capabilityThe supplier did not introduce any new products in the past year, indicating a lack of innovation capability.
Customization capabilityThe supplier excels in customization services, offering full, minor, and flexible customization options.
Client casesThe supplier provides OEM services to popular brands, indicating experience in handling significant customer cases.
Product Q&A
Q:What is the minimum order quantity?
A:
The minimum order quantity is 100 pieces.
Q:Can this drill bit be used without water?
A:
Yes, it is designed for dry drilling and can operate without water, though using water is recommended to extend its life.
Q:What materials can this drill bit cut?
A:
It is suitable for hard rock materials including granite, limestone, marble, and engineered stone.
Q:Is customization available for this product?
A:
Yes, we offer full customization, minor customization, flexible customization, and customization from samples or designs.
Q:What are the payment terms?
A:
We accept LC, T/T, D/P, PayPal, and Western Union.
Send Inquiry
*To:
Johnson Tools Manufactory Co., Ltd.
Johnson Tools Manufactory Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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