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首 页 > Product Center > Engraving Router bits

Precision Double-Edge Step Drill for Multi-Diameter Holes

Description Package Information Inquiry

Products Function

Material: Tungsten Cobalt Alloy, Tungsten Carbide

Flute: Double Flute

Coating: DLC coated

HRC: HRC55/65

Suitable For:   steel, aluminum, plastic, depending on the drill's material and coating


Products Features

  • Dual Cutting Edges (Double Flute): Provides efficient chip evacuation and smooth cutting action, enhancing drilling speed and hole quality.

  • Multi-Diameter Drilling: Designed to create two or more precise diameters in a single pass, saving time and simplifying operations.

  • Integrated Step Design: Eliminates the need for tool changes when drilling stepped or counterbored holes.

  • High Precision: Engineered for accurate hole sizing and concentricity, ensuring consistent results.

  • Versatile Material Compatibility: Suitable for drilling various materials (specify common materials like steel, aluminum, plastic, depending on the drill's material and coating).

  • Improved Hole Quality: Reduces burring and produces clean, precise steps compared to drilling with multiple standard drills.

  • Durable Construction: Made from high-quality carbide (or HSS, depending on material) for extended tool life and resistance to wear.

  • Reduced Tool Changes: Streamlines the machining process by combining multiple operations into one tool.


Specifications

尺寸.jpg

Cutting Dia.Cutting LengthOverall LengthShank Dia.
4.1 6 80 8 
4.2 5 80 8 
4.5 5 80 8 
5 5 80 8 



Clients Benefits:

1. More revenue: due to our big stocks, tools cost can be controlled. With our competitive price, we can help you to make even more revenue but with lower cost.

2. No quality complain: By control quality from raw material to production process and 100% examed before shipment, so we can help you to keep away from any clients complain for quality issue.

3. One stop shop service: we have variety of cnc milling tools, cnc router bits and cnc drilling tools. You do not need to buy everywhere and pay shipping cost everywhere.

4. Increase clients conversion rate: with our technical and market experience, we can help you to generate more customer with even higher conversion rate.

5. Fast feedback: we offer 24 hours online service, any questions from you or your clients will be replied immediately, your clients will be happy, then you will be happy.

6. Cutomized tools: Customized tools can be provided acccording to your drawing and your work piece.
Linda
[email protected]