82 Degree 5 Flute Countersink Drill Bit Set - 5 Pcs HSS 1/4” Hex Shank (1/4" to 3/4" Sizes) for Metal,Carbon Steel, Wood | Heavy-Duty Aluminum Case, Countersink bit,Countersink bit for Metal
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- 【INDUSTRIAL-GRADE HIGH-QUALITY MATERIAL】 Crafted from industrial-grade high-speed steel (HSS), these metal countersink bits boast exceptional hardness and wear resistance for extended service life. Pro Tip: Using cutting oil will greatly improve drilling efficiency and bit durability when working with metal.
- 【82° Standard Angle & 5-Flute Design for Efficient Precision Cutting】 Optimized with 82° universal chamfer angle (industry standard) and 5-flute spiral design, the bits deliver exceptional cutting stability, fast and smooth debris discharge, and precise, burr-free chamfering. This professional design extends blade service life and speeds up your drilling workflow significantly.
- 【5-Piece Set with Multiple Sizes & 1/4" Quick-Change Hex Shank】 The set includes 5 most popular sizes (1/4", 3/8", 1/2", 5/8", 3/4") plus 1 practical 5/16" special size, covering all your daily drilling needs. Equipped with a 1/4" quick-change hex shank (fits most electric drills/drivers), enabling tool-free fast installation and disassembly for maximum work efficiency.
- 【Laser-Engraved Size Markings for User-Friendly Operation】 Each countersink bit features clear, wear-resistant laser-engraved step size markings that remain visible even after long-term use, eliminating the need for extra measuring tools and ensuring accurate size selection and drilling every time. Versatile for machinable metals, carbon steel, iron, copper, aluminum, wood, plywood and more.
- 【Rigorous Quality Control + Aluminum Case Storage + Dedicated Service】 All bits undergo strict factory quality inspections before shipment, and the set comes with a sturdy aluminum storage case for easy organization, portability and anti-rust protection of the bits. If you encounter any quality issues with the product, our professional customer service team is always here - contact us via for prompt solutions and free replacement support.
Estimated shipping
Select a product to estimate shipping.Need precise and clean countersinking for a variety of projects? The ROGAPER 82 Degree 5 Flute Countersink Drill Bit Set offers a durable and efficient solution for metal, wood, and carbon steel. This set provides the tools you need for professional-quality results.
Key Highlights
- Versatile Sizes: Includes five sizes (1/4", 3/8", 1/2", 5/8", and 3/4") to handle a wide range of drilling tasks.
- Durable HSS Construction: Crafted from high-speed steel (HSS) for long-lasting performance and resistance to wear.
- Efficient Chamfering: The 82-degree cutting angle and 5-flute design ensure fast, smooth, and precise chamfering.
- Quick-Change Hex Shank: The 1/4" hex shank allows for easy and secure attachment to your drill.
- Reduced Burrs: Designed to minimize burr formation, resulting in a cleaner finish.
Useful Facts
- Material: High Speed Steel (HSS)
- Cutting Angle: 82 degrees
- Flutes: 5
- Shank Type: Hex
- Set Contents: 5 Countersink Drill Bits
Good Fit For
- DIY enthusiasts working on home improvement projects
- Metalworkers and fabricators
- Woodworkers needing precise joinery
- Anyone requiring professional-quality countersinking
Product details





| Main Specification | |
|---|---|
| Producătorul | Rogaper |
| Număr de unități | 5 Numărare |
| Recomandarea privind suprafața | Lemn |
| Diametru de tăiere | 0,75 inci |
| Stil punct | Countersink |
| Tipul șanțului | Hex |
| Tip flaut instrument | Spiral |
| Marca | ROGAPER |
| Tăiere șir unghi | 82 de grade |
| Componente incluse | Countersink Drill Bit |
| Numărul de bucăți | 5 |
| Material | Oţel de mare viteză (HSS) |
| Product information | |
| Numărul de ambalaje | 5 |
| Setează numele | 5 PCS |
| Technical Details | |
| Numărul părții | CDB-82 |
| Tip material | Oţel de mare viteză (HSS) |
| Numărul de fluturi | 5 |
| Others | |
| Tip de produs | Countersink Drill Bits |
| Diametru minim de bor | 0,75 inci |






