Experience precision and durability with this 2-1/4 inch bi-metal hole saw from Black & Decker, designed to tackle a variety of materials with ease. Featuring a sharp tooth geometry that enhances cutting speed, this multipurpose hole saw ensures efficient drilling, capable of cutting through 2x material in a single pass. Constructed with thick, hardened backing plates to prevent thread stripping, it promises longevity and reliability on the job. With a drilling depth of 1.84 inches and a recommended safety equipment of safety glasses, this tool is an essential addition to any toolkit for both professionals and DIY enthusiasts alike.