Attributes:
* Bit Diameter: 2.2mm / 0.09"
* Shank Diameter: 2.2mm / 0.09"
* Flute Length: 28mm / 1.1"
* Total Length: 53mm / 2.1"
* Material: HSS

What Is Included:
* 10 Piece x Twist Drill Bits

Applications & Features:
--- The straight shank design is suitable for a variety of electrical drilling machines. Also perfect for electrical drilling on both flat and curved surfaces such as wood, steel, cast steel, malleable iron, etc.
--- The sharp spiral groove improves drilling efficiency and makes it easier and less labor-intensive to use.
--- Fully ground body with bright finished ensures precision and durability.
--- Made of HSS-CO, ensuring its high hardness, durability, wear resistance and heat resistance.

Useful Tips:
--- Please select the appropriate rotation speed and apply the appropriate amount of pressure. Excessive rotational speed and excessive pressure may cause damage to the drill bit or a decrease in drilling quality.