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SUBORUI
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 ISO 9001,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!

Featured Products
Suborui 135 Degree Split Point Black Oxide Coated 1-10mm 10PCS DIN338 HSS M35 Co5% Twist Drill Bit Set for Plastic Wood Metal
US$1.30-2.90 / Piece
100 Pieces (MOQ)
US$1.90-2.90/ Set
100 Sets (MOQ)
US$0.10-1.90/ Piece
100 Pieces (MOQ)
US$8.90-9.90/ Piece
100 Pieces (MOQ)
US$0.09-1.90/ Piece
100 Pieces (MOQ)
Suborui HSS Double Flute M35 Cobalt M4-M12 180 Degree Ladder Counterbore Mill Step Drill Bit for Milling OEM Customizable
US$0.50-1.90 / Piece
200 Pieces (MOQ)
Suborui OEM ODM Fully Ground High Speed Steel HSS Black and Gold Coated M35 Co5% Metal Twist Drill Bits for Stainless Steel
US$0.10-1.90 / Piece
100 Pieces (MOQ)
Suborui Manufacturer HSS M2 G 6542 Hex Shank Stubby Short Twist Drill Bit for Metal Hardened Steel and Stainless Steel
US$1.90-2.90 / Set
100 Sets (MOQ)
Suborui in Stock Factory Wholesale HSS 4341 Hex Shank Twist Metal Steel Drill Bits for Metal Wood
US$0.10-1.90 / Piece
100 Pieces (MOQ)
Suborui 4-12mm 4-20mm 4-32mm 4-38mm Metric Unibit Hex Shank HSS 4241 6542 Metal Step Drill Bit for Aluminum
US$1.50-2.90 / Piece
100 Pieces (MOQ)
Suborui OEM ODM Factory Wholesale HSS G M2 Fully Ground Brad Point Twist Wood Drill Bit for Woodworking
US$0.10-1.90 / Piece
100 Pieces (MOQ)
Suborui HSS 1/4 Inch Guidepoint Rotary Router Tool Drywall Cut out Drill Bit
US$0.39-0.79 / Piece
100 Pieces (MOQ)
Suborui Hot Selling Plumber's Reaming Step Bit Hole Punch HSS Hex Shank PPR Water Pipe Lift Bit Drill Bit PPR Water Pipe Reamer
US$0.90-1.90 / Piece
100 Pieces (MOQ)
Suborui Chinese Manufacturer 50mm 75mm Depth Tct Magnetic Drill Bit Annular Cutter
US$3.20-32.00 / Piece
1 Piece (MOQ)
Suborui 1inch High Speed Steel HSS Annular Cutter with Weldon Shank
US$3.40-32.00 / Piece
10 Pieces (MOQ)
Suborui Universal Shank HSS Core Drill Bit Annular Cutter for Metal
US$3.50-35.00 / Piece
1 Piece (MOQ)
Suborui 30mm 1inch Dutting Depth HSS Annular Cutter for Magnetic Drill Press
US$3.20-32.00 / Piece
1 Piece (MOQ)
Suborui 13PCS HSS Weldon Shank Magnetic Core Drill Bit Annular Cutter Set
US$70.00-76.00 / Set
1 Set (MOQ)
Suborui 13PCS 3/4"Weldon Shank HSS Annular Cutter Set for Magnetic Drill Press
US$70.00-76.00 / Set
1 Set (MOQ)
Suborui Hot Press Granite Marble Slotted Grinding Sheet Stone Cutting Blade Grinding Disc Diamond Saw Blade
US$1.50-9.90 / Piece
100 Pieces (MOQ)



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.
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.
Authentication
Business Type:
Manufacturer/Factory & Trading Company
Main Products:
Metal Drill Bit
,
Wood Drill Bit
,
Hex Shank Drill Bit
,
Annular Cutter
,
SDS Drill Bit
,
Hole ...
Year of Establishment:
2007-03-07
Number of Employees:
119
Management System Certification:
ISO9001:2015
Address:
Pengzhuang, Zhongxin Community Neighborhood Committee, Houxiang, Danbei Town, Danyang, Zhenjiang, Jiangsu, China
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