Carbide-tipped Trough Hole Drill Bits

  
100% manufactured in our own facility in Korea, we deliver short lead times and outstanding consistency in quality, backed by over 30 years of manufacturing expertise.
  
Regrinding and after-sales service are also performed promptly and precisely at our own dedicated facilities.
  
If you seek genuine quality and responsible service, we strongly recommend verifying both the manufacturing infrastructure and the after-sales support system.
  
Regrinding service availability may vary by country. Please contact us for detailed consultation.
Product Description:
  
This drill bit is a high-precision carbide-tipped drill tool specifically designed for trough-hole applications in furniture manufacturing and woodworking. Manufactured using ultra-precise 5-axis CNC grinding machines, it delivers outstanding durability and dimensional accuracy. It is suitable for use on a wide range of materials including MDF, particle board, plywood, and solid wood, and is optimized for CNC machines, automatic boring machines, and portable boring units.
Material:
  
Made from high-strength tungsten carbide (HW)
  
Ensures long tool life and high cutting accuracy
Performance:
  
Clean cutting surfaces and consistent hole diameters
  
Helical design with 2-flute construction improves chip evacuation
  
Low noise and minimal vibration during operation
Precision Grinding:
  
Ensures high precision and consistent quality through WALTER and VOLLMER grinding machines
Applicable Materials:
  
MDF, particle board, plywood, solid wood, and similar wood-based materials
Advantages:
  
Cost-effective standard-grade quality
  
High precision and durability
  
Available in left-hand or right-hand rotation
  
Offered in various sizes and cutting diameters
Specification Format:
  
Cutting Diameter × Cutting Length / Shank Length × Shank Diameter (Custom sizes available upon request)
  
Compatible with a wide range of machines using adapters (holders)