Specification Brand : Naroote BulletPoint1 : Reliable Drilling: The drill bit tip adopts cemented carbide with HRC 50‑54 high hardness, which ensures efficient cutting performance. BulletPoint2 : Simple to Install: Comes with a compact size and a light weight as well, the 8x8x3.5 countersink drill bit is very convenient to install. BulletPoint3 : Great Alloy Steel: Adopting premium alloy steel material, this drill bit that has been through excellent workmanship has great durability. BulletPoint4 : Adjustable Design: Equipped with drill stop, the counter sink drill bit enables easy adjustment on the drilling depth, meeting your needs. BulletPoint5 : Wider Application: Suits perfectly for wooden boards rather than black metal, such as wood, MDF, particle board, dense plywood and so on. ItemName : Counter Sink Drill Bit, 8x8x3.5 Wide Application Easy Installation HRC 50‑54 Countersink Drill Bit Efficient Cutting with Drill Stop for Particle Board ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 4 centimeters ItemTypeKeyword : countersink-bits Manufacturer : Naroote Material : Alloy Steel ModelNumber : Naroote8rudgk0z3h NumberOfItems : 1 PartNumber : Naroote8rudgk0z3h ProductDescription : 1. Reliable Drilling: The drill bit tip adopts cemented carbide with HRC 50‑54 high hardness, which ensures efficient cutting performance. 2. Adjustable Design: Equipped with drill stop, the counter sink drill bit enables easy adjustment on the drilling depth, meeting your needs. 3. Wider Application: Suits perfectly for wooden boards rather than black metal, such as wood, MDF, particle board, dense plywood and so on. 4. Great Alloy Steel: Adopting premium alloy steel material, this drill bit that has been through excellent workmanship has great durability. 5. Simple to Install: Comes with a compact size and a light weight as well, the 8x8x3.5 countersink drill bit is very convenient to install.