12/16/19mm Countersink Boring Drill Bit Set for Wood Metal Hex Shank Woodworking Chamfer Drill Bit Cutter Metal Drilling Bits

The NWSSSDB Countersink Drill Bit Set is designed for clean, efficient hole finishing in woodworking and soft metal projects. Made from high carbon steel, these durable bits feature five-flute cutting edges for smooth, burr-free countersinking. With a universal 1/4" quick-change hex shank, this set is perfect for fast bit swaps in power drills, ideal for both DIYers and professionals.

Key Features:

• Premium High Carbon Steel:
  Provides excellent durability and precision for consistent performance on wood and soft metal surfaces.

• 1/4" Quick-Change Hex Shank:
  Compatible with standard quick-change chucks, making tool changes fast and hassle-free.

• Versatile Size Options:
  Includes commonly used countersink sizes: 12mm, 16mm, and 19mm, ideal for prepping 90° screw holes.

• Smooth Five-Flute Design:
  Ensures clean, chatter-free cuts for a professional finish every time.

• Ideal for DIY & Woodworking Projects:
  Great for carpentry, cabinetry, furniture making, and general woodworking or home improvement tasks.

Specifications:

• Brand Name: NWSSSDB

• Material: High Carbon Steel

• Type: Countersink Drill Bit

• Use: Wood Drilling

• DIY Supplies: Woodworking

• Certification: None

• Origin: Mainland China

• Quantity: 1/2/3 Pcs Set

• Shank Size: 6.35mm (1/4") Hex

• Included Sizes: 12mm, 16mm, 19mm

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