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【New】Countersink Drill Bit Set of 5, Hex Shank, Woodworking, Chamfering, Pilot Hole, Screw Hole Processing
Product Details
This is a 5-piece set of woodworking drill bits that can simultaneously drill pilot holes and countersink for flat-head screws.
Recommended for those who want to embed screw heads cleanly or who prioritize the finish of their DIY and woodworking projects.
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■ Product Features
- Simultaneously drills pilot holes and countersinks, improving work efficiency.
- Made of high-speed steel (HSS4241) for high durability and sharpness.
- Hex shank (1/4 inch) for one-touch attachment to impact drivers.
- Prevents positional deviation for a clean and accurate finish.
- Stopper position can be adjusted with the included hex wrench.
■ Set Contents
- Countersink drill bits x 5
- Hex wrench x 1
■ Sizes (Approximate Screw Sizes)
#5 (approx. 1.98mm)
#6 (approx. 2.38mm)
#8 (approx. 2.78mm)
#10 (approx. 3.18mm)
#12 (approx. 3.56mm)
■ Specifications
Material: HSS4241 (Titanium coated)
Shank diameter: Hex shank 6.35mm (1/4 inch)
■ Applications
- Drilling pilot holes in wood
- Countersinking for flat-head screws
- DIY, furniture making, general carpentry, etc.
Suitable for processing wood, plywood, resin, PVC, etc.
■ Condition
New, unused
■ Shipping
Free shipping, fast dispatch.
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.

