5PCS Countersink Drill Bit Set, Counter Sink Drill Bits
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- COMPLETE 5-PIECE COUNTERSINK DRILL BIT SET – Includes 1/4", 3/8", 1/2", 5/8", and 3/4" counter sink drill bits. Covers all common sizes for woodworking, cabinet hardware, and metalworking projects
- 5-FLUTE DESIGN FOR SMOOTH CUTTING – 5-flute countersink bit design provides superior chip evacuation and reduces vibration. Delivers cleaner, burr-free holes compared to standard 3-flute counter sink drill bits
- 82-DEGREE CHAMFER ANGLE FOR US SCREWS – Precision-ground 82-degree countersink angle matches US flat-head screw standards. Ensures screw heads sit flush with the surface for a professional finish
- HSS TITANIUM WITH 1/4" HEX SHANK – High-speed steel countersink drill bits with titanium coating for durability and heat resistance. 1/4-inch hex shank fits drills, impact drivers, and quick-change chucks
- VERSATILE FOR WOOD, METAL & PLASTIC – Counter sink drill bits ideal for woodworking, metalworking, cabinet installation, and DIY projects. Works on hardwood, plywood, aluminum, brass, steel, and plastic
Estimated shipping
Select a product to estimate shipping.5PCS Countersink Drill Bit Set – Create Professional Flush Holes Every Time
82° HSS 5 Flute Countersink Bits with 1/4" Quick-Change Hex Shank | 1/4" to 3/4" Sizes for Wood, Metal & Plastic
Whether you're a professional woodworker, metal fabricator, or DIY enthusiast, this 5-piece countersink drill bit set delivers clean, burr-free holes for perfectly flush screw heads. The 82-degree angle matches US flat-head screw standards, while the 5-flute design reduces vibration and prevents clogging. With 1/4" quick-change hex shanks , these bits work seamlessly with impact drivers and cordless drills.
Why Choose This Countersink Drill Bit Set?
5-Flute Design – Smoother, Faster Cutting
The innovative 5-flute design provides superior cutting performance compared to standard 2-flute or 3-flute countersinks. Additional flutes allow for faster chip evacuation , reducing clogging and preventing heat buildup. Results in smoother, cleaner holes with minimal burrs or tear-out.
82-Degree Chamfer Angle – Standard for US Screws
The precision-ground 82-degree chamfer angle is the industry standard for US flat-head screws , ensuring a perfect match between the screw head and the countersunk hole. Allows screw heads to sit flush with or slightly below the surface for a smooth, professional finish.
Premium HSS Construction – Built to Last
Crafted from high-speed steel (HSS) , a material known for its exceptional hardness, heat resistance, and long-lasting sharpness . Maintains cutting edge even after repeated use in tough materials like steel, aluminum, and hardwoods .
1/4" Quick-Change Hex Shank – Universal Compatibility
Features a standard 1/4-inch hex shank , making them compatible with most cordless drills, impact drivers, and electric screwdrivers . The quick-change design allows for tool-free bit swaps in seconds , keeping your workflow efficient and uninterrupted.
What's Included – 5-Piece Complete Set
This set includes five countersink drill bits covering the most commonly needed diameters:
1/4 Inch (6.4mm) – For small screws, cabinet hardware, and precision work
3/8 Inch (9.5mm) – Ideal for standard screws and general woodworking
1/2 Inch (12.7mm) – Perfect for larger screws, hinges, and hardware installation
5/8 Inch (15.9mm) – Suitable for heavy-duty fasteners and construction projects
3/4 Inch (19mm) – For large screws, lag bolts, and industrial applications
Technical Specifications
What's Included
1 x 1/4 Inch Countersink Drill Bit
1 x 3/8 Inch Countersink Drill Bit
1 x 1/2 Inch Countersink Drill Bit
1 x 5/8 Inch Countersink Drill Bit
1 x 3/4 Inch Countersink Drill Bit
All bits feature 1/4" hex shank and 5-flute design
About Emstar
Our brand ethos of Emstar is : " Reasonable price, Quality is uppermost. " We believe that only by being passionate and persistent about tools can we create truly excellent products. We hope to bring users a better tool experience through our efforts and creativity, making work more efficient and enjoyable.
Product details
| Main Specification | |
|---|---|
| Manufacturer | EASTAR |
| Unit Count | 5 Count |
| Surface Recommendation | Metal |
| Cutting Diameter | 19 millimeters |
| Point Style | 5-FLUTE |
| Shank Type | Hex |
| Tool Flute Type | Spiral |
| Brand | EMSTAR |
| Cutting Angle String | 82 Degree degrees |
| Included Components | Countersink Drill Bit Set |
| Number of Pieces | 5 |
| Product information | |
| Number of Packs | 1 |
| Set Name | 5-Piece Countersink Drill Bit Set |
| Technical Details | |
| Part Number | EMT002 |
| Material Type | High Speed Steel (HSS) |
| Number of Flutes | 5 |
| Style | |
| Finish Types | Uncoated |
| Others | |
| Item Highlight | Plastic or Metal or 1/4 Inch Quick-Change Hex Shank Premium HSS 82-Degree 5 Flutes 1/4 Inch to 3/4 Inch Size for Wood |
| Product Type | Countersink Drill Bits |