Choice 3PCS 3Pcs HSS Straight Groove Step Drill Bit 3-12mm 4-12mm 4-20mm Nitride Black Hex Wood Metal Hole

Features:

1.100% brand new and high quality.

Made of high quality HSS steel, hard and wear-resistant.

3. Suitable for a variety of materials, can easily punch holes in wood, aluminum, plastic boards, insulating boards and other materials.

4. Face shank design to prevent slippage when chucking.

5. Two groove designs drive faster, smoother and cleaner cutting Each step is clearly marked with the depth diameter of the step.

Specifications:

Material: High speed steel

Color: Black

Size: 3-12mm/4-12mm/4-20mm

Application: It is suitable for drilling and hole reaming processing of wood, aluminum, plastic board, insulating board and other materials with a thickness of less than about 5mm.

Package Include:

set 1 :3*HSS Straight Groove Step Drill Bit

Note:

1. Please allow 1-3 cm error due to manual measurement.

2. As different computers display colors differently, the color of the actual item may vary slightly from the above images, thanks for your understanding.