Set of 4-flute aluminum alloy countersink bits, adjustable depth for wood

Function:1.Versatile Drill Bit Sizes: This set includes five countersunk drill bits with diameters of 2.8 mm, 3.2 mm, 3.5 mm, and 4.0 mm, meeting a wide range of drilling needs.Whether you're working with different materials or need different hole sizes, this set offers the versatility needed for any project.
2.4-Flute Design: The countersunk drill bits feature a 4-flute cutting design with guide flutes that ensure faster and more efficient cutting.Made from a tungsten carbide alloy, the sharp edges create smooth countersunk holes that facilitate precise screw installation, resulting in clean, professional finishes.
3. Robust construction: Made from an excellent aluminum alloy, our countersunk wood drill bits are exceptionally resistant to bending and wear.This robust construction ensures long-lasting performance, making them excellent tools for both professional and DIY users.
4.Efficient chip removal: The design of the countersink bits effectively removes debris during drilling, allowing for rapid chip ejection from the hole.This improves drilling efficiency and reduces chip buildup, making it easier to achieve clean and precise results.
5.Adjustable depth stop: The countersink bits are equipped with an adjustable depth stop, allowing users to set the drilling depth to suit the specific requirements of their milling and drilling tasks.In addition, the set includes a storage case for four countersink bits, an extra frictionless depth control ring, and a hex key, ensuring easy transport and organization of your tools, keeping everything neatly stored and ready to use.6.25 mm / 0.25 in
Drill bit size: approx.2.8 mm / 0.11 in, 3.2 mm / 0.13 in, 3.5 mm / 0.14 in, 4 mm / 0.16 in
Cutting blade diameter: approx. 10 mm / 0.39 inch
Cuttering angle: 90°
Application: Hand drills, cordless drills, bench drills, etc.
Applicable materials: Suitable for deep holes in hardwood, used for drilling screw holes in wood and countersinking screw heads.

How to use:Direct installation and use.
Package List:4 x Countersink Bits (2.8 mm, 3.2 mm, 3.5 mm, 4.0 mm)
1 x Hex Key
1 x Plastic Case