The Ruko 17284 A5 14-30mm Countersink Drill Bit SJ-9B is a high-quality tool designed for precision countersinking and deburring tasks. Crafted from durable high-speed steel (HSS), this drill bit ensures longevity and consistent performance across various applications.
Key Features
- Material: Constructed from high-speed steel, offering excellent durability and resistance to wear.
- Size Range: Accommodates countersinking needs from 14mm to 30mm, providing versatility for different project requirements.
- Design: Features a 90° countersink angle, ideal for creating precise and clean conical holes.
- Shank Type: Equipped with a cylindrical shank, ensuring a secure fit in compatible drilling equipment.
- Applications: Suitable for use on structural steel, cast iron, non-ferrous metals, and light metals, making it a versatile addition to any toolkit.
Applications
The Ruko 17284 A5 Countersink Drill Bit is ideal for professionals and DIY enthusiasts who require precise countersinking and deburring. Its robust construction and design make it suitable for tasks involving structural steel, cast iron, and various non-ferrous metals. Whether you’re working on construction projects, metal fabrication, or general maintenance, this drill bit delivers reliable performance.
Usage Recommendations
For optimal results, it is recommended to operate the drill bit at low cutting speeds, especially when working with harder materials. This approach minimizes heat generation and extends the tool’s lifespan. Additionally, ensuring the drill bit is securely fastened in the drill chuck will enhance precision and safety during operation.
Incorporate the Ruko 17284 A5 14-30mm Countersink Drill Bit SJ-9B into your tool collection to achieve professional-grade results in your countersinking and deburring tasks.











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