Скачать или смотреть Several methods to sharpen a drill bit or create a razor-sharp edge

1. Bench Grinder

• Process: A bench grinder is one of the most popular tools for sharpening drill bits. Carefully hold the drill bit against the grinder at a consistent angle, rotating it slightly to create a balanced edge.
• Advantages: Quick and effective for most common drill bits. It allows for a consistent edge if done carefully.
• Caution: Control the heat by dipping the bit in water periodically to avoid damaging the temper of the metal.

2. Diamond Sharpening Stone

• Process: For more precise sharpening, especially for smaller drill bits or razor edges, use a diamond sharpening stone. Gently rub the tool across the stone at the correct angle, applying even pressure.
• Advantages: Provides fine control and a sharp edge with minimal material removal.
• Caution: Requires patience and a steady hand to maintain the correct angle for sharpness.

3. Dremel Tool with Grinding Attachment

• Process: A Dremel with a grinding attachment is a versatile tool for sharpening both drill bits and razor edges. Slowly move the bit or blade along the attachment while maintaining a consistent angle.
• Advantages: Ideal for precise sharpening and good for smaller tools or for making minor adjustments.
• Caution: Dremel tools can remove too much material quickly, so light pressure is essential.

4. Hand Files