Professional-Grade Diamond Core Drill Bit for Tough Materials
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Product Highlights
- Customized Options: Offers full customization, minor customization, and options from samples or designs.
- ISO9001 Certified: Manufacturing process certified to ISO9001:2015 standards for quality assurance.
- Diamond Material: Constructed with brazed diamond for high durability and precision in masonry drilling.
- Wide Size Range: Available in various diameters from 6mm to 100mm with consistent 62mm length.
- 100% Inspection: Every finished product undergoes rigorous visual inspection before shipping.
- ODM Service: Full ODM service available for clients requiring custom manufacturing solutions.
- Global Export: Exporting to North America, South America, Europe, and the Middle East for 8 years.
Product Attributes
- Customization
- Available
- Customized
- Customized
- Length
- 60mm
- Type
- Core Drill Bit
- Material
- Diamond
- Usage
- Masonry Drilling
- Transport Package
- Single Packing with PVC Plastic Tube
- Specification
- 6-130mm
- Trademark
- SUBORUI
- Origin
- China
- HS Code
- 8207509000
- Package Size
- 40.00cm * 30.00cm * 30.00cm
- Package Gross Weight
- 3.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Professional-Grade Diamond Core Drill Bit for Tough Materials
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Professional-Grade Diamond Core Drill Bit for Tough Materials -
Professional-Grade Diamond Core Drill Bit for Tough Materials -
Professional-Grade Diamond Core Drill Bit for Tough Materials -
Professional-Grade Diamond Core Drill Bit for Tough Materials -
Professional-Grade Diamond Core Drill Bit for Tough Materials -
Professional-Grade Diamond Core Drill Bit for Tough Materials
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Product Description
|
Model
|
WL(mm)
|
D(mm)
|
TL(mm)
|
Model
|
WL(mm)
|
D(mm)
|
TL(mm)
|
|
6x62mm
|
32
|
6
|
62
|
40x62mm
|
40
|
40
|
62
|
|
8x62mm
|
32
|
8
|
45x62mm
|
40
|
45
|
||
|
10x62mm
|
32
|
10
|
50x62mm
|
40
|
50
|
||
|
12x62mm
|
32
|
12
|
55x62mm
|
40
|
55
|
||
|
14x62mm
|
32
|
14
|
60x62mm
|
40
|
60
|
||
|
16x62mm
|
40
|
16
|
65x62mm
|
40
|
65
|
||
|
18x62mm
|
40
|
18
|
70x62mm
|
40
|
70
|
||
|
20x62mm
|
40
|
20
|
75x62mm
|
40
|
75
|
||
|
25x62mm
|
40
|
25
|
80x62mm
|
40
|
80
|
||
|
28x62mm
|
40
|
28
|
85x62mm
|
40
|
85
|
||
|
30x62mm
|
40
|
30
|
90x62mm
|
40
|
90
|
||
|
32x62mm
|
40
|
32
|
95x62mm
|
40
|
95
|
||
|
35x62mm
|
40
|
35
|
100x62mm
|
40
|
100
|
||
|
38x62mm
|
40
|
38
|
DIAMOND HEIGHT:10mm
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HANDLE :M14 (27mm)
|
|||
Twist Drill Factory: 18 Years of Precision Excellence
With 18 years of expertise, our twist drill factory specializes in premium metal drill bits, wood drill bits, and annular cutters,
trusted by global brands. Certified to ISO9001, CE, RoHS, BSCI, and ICS standards, plus multiple industry-specific
certifications, we guarantee unmatched quality and compliance.
Spanning 20,000 square meter, our facility houses CNC automation and advanced machining centers,ensuring precision
and efficiency. Rigorous quality control underpins every product, exported to North/South America, Europe, the Middle
East, and beyond.
Choose a partner built on innovation, scale, and reliability. Elevate your projects with drills engineered to
outperform.
Contact us to source world-class drilling solutions!
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASI254220". Items marked "
" are certified.
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Company Profile
SUBORUI - Your Trusted Partner in Precision Drilling Solutions
Company Overview
SUBORUI is a leading manufacturer of high-performance twist drills and cutting tools, specializing in HSS drill bits, wood drill bits, and annular cutters for global industrial, construction, and woodworking sectors. With 18 years of expertise, we have established ourselves as a strategic supplier to renowned brands across Europe, North America, South America, and the Middle East. Our 20, 000-square-meter advanced facility, staffed by 200 skilled professionals, integrates cutting-edge technology, rigorous quality control, and customer-centric innovation to deliver tools that redefine precision and reliability.
Our Legacy: 18 Years of Excellence
Founded in 2005, SUBORUI began as a small workshop dedicated to producing HSS tools for local markets. Today, we are a globally recognized exporter with an annual turnover exceeding RMB 100 million, serving clients in over 30 countries. Our growth is rooted in three pillars:
Innovation: Over 20 patented technologies in drill bit geometry, coating, and material science.
Quality: ISO 9001-certified processes and 100% pre-shipment inspection.
Customer Focus: Tailored solutions for OEM/ODM projects, from prototyping to mass production.
Advanced Manufacturing Capabilities
State-of-the-Art FacilityOur 20, 000-square-meter factory houses CNC-controlled production lines that ensure micron-level precision and repeatability:
CNC Grinding Machines: For precise flute geometry and cutting edge sharpness.
Heat Treatment Systems: Vacuum hardening furnaces to achieve optimal hardness (HRC 62-68).
Automated Packaging Lines: Customizable packaging (blister packs, bulk cartons, or branded boxes).
Strict Quality ControlEvery tool undergoes a 5-stage inspection protocol:
Raw Material Testing: Spectrometer verification of HSS grade (M2/M35/M42).
Dimensional Accuracy: Laser measurement of diameter, helix angle, and concentricity.
Hardness Verification: Rockwell hardness testing for consistency.
Performance Testing: Drilling trials on steel/wood samples to validate speed and durability.
Final Audit: 100% visual inspection before packaging.
Customization & Engineering SupportOEM/ODM SolutionsOur technical team collaborates with clients to:
Develop Custom Designs: Submit your sketches, samples, or CAD files - we handle the rest.
Optimize Performance: Enhance tool lifespan or cutting efficiency through material/coating upgrades.
Tailor Packaging: Design retail-ready boxes, multi-language manuals, or eco-friendly materials.
Supply Chain IntegrationBeyond manufacturing, we offer end-to-end support:
Material Sourcing: Secure high-grade HSS steel and carbide at competitive prices.
Logistics Management: FOB, CIF, or DDP terms with real-time shipment tracking.
Global Compliance & SustainabilityCertifications
ISO 9001: Quality management system certification.
CE & RoHS: Compliance with EU safety and environmental standards.
BSCI: Adherence to ethical labor practices and social accountability.
Eco-Friendly Practices
Waste Reduction: 98% of metal scraps are recycled.
Energy Efficiency: Solar-powered lighting and low-emission machinery.
Dedicated Sales & Service Team
24/7 Technical Support: Troubleshooting, product selection guidance, and CAD file analysis.
One-Stop Procurement: Bundle drill bits with complementary tools (taps, saw blades, etc. ).
Market Insights: Trend reports on regional demand (e. g., annular cutters in Middle East construction).
Inventory Solutions: JIT (Just-in-Time) delivery to reduce your storage costs.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Pengzhuang, Zhongxin Community Neighborhood Committee, Houxiang, Danbei Town, Danyang, Zhenjiang, Jiangsu, China
-
Plant Area
- 8000 square meters
-
Number of Employees
- 119
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: 1-3 months
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port, Ningbo Port
-
Minimum Order Quantity
- 500 Pcs
-
Supply Chain Partners
- 58
Our Production Capability & Technical Expertise
- Main Products
- Metal Drill Bit, Wood Drill Bit, Hex Shank Drill Bit, Annular Cutter, SDS Drill Bit, Hole Saw, Saw Blade, HSS Taps, CNC Milling Cutter, Router Bit
-
Production Lines
- 4
-
Production Machines
- Cuting Machine, Instrument Lathe Machine, Grinding Machine, Furrow Grinder Machine, Back Grinder Machine, Tip Grinder Machine, Laser Marking Machine, Machining center
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization
-
ODM Service Available
- Yes
-
R&D Engineers
- 2 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2007-03-07
-
Export Year
- 8 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Product Certification
- CE
-
Cooperated with Fortune 500
- No
FAQ
- What customization options are available?
- We offer full customization, minor customization, and the ability to customize from samples or designs.
- What is the minimum order quantity?
- The minimum order quantity is 500 pieces.
- What payment terms do you accept?
- We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.
- What is the lead time for production?
- Lead time is one month during off-peak season and 1-3 months during peak season.
- What certifications does the product have?
- The product and factory are certified to ISO9001:2015, CE, RoHS, BSCI, and ICS standards.
- Do you perform quality inspection on finished products?
- Yes, we conduct 100% visual inspection on all finished products following uniform instructions.
- What are the available sizes for this drill bit?
- Available sizes range from 6mm to 100mm in diameter, with lengths varying from 45mm to 62mm.
Send your message to this supplier
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