Description of Irwin Tools 1877714 Countersink 4 Inch
Precision-ground 82 tip for countersinking into most machinable metals, wood or plastic. Made from industrial grade high speed steel for increased durability. Includes a black oxide finish for added corrosion resistance. Five flute design reduces vibration for smoother drilling and extended life. 1/4" round shank fits all handheld and stationary drills.
As an industrial and scientific worker precision is everything .As a result of using this product, i found that it gave me the perfect countersink every time. It`s durable and sharp, making it an asset in my cutting tools. However, it could be too expensive for some people. Overall, this is an excellent tool that exceeded my expectations and met my needs for precision drilling..
Pros
Durable and long-lasting tool, made with high-quality materials.