Ordinary drills are fine for making small holes but they often struggle with wider ones. If you re hoping to cut wide holes easily the Spyder Deep Cut Hole Saw Kit is just what you re looking for.This set includes 11 tungsten carbide tipped saw blades. Each of them can easily chew through wood and work well when cutting through brick plastics and tile up to a hardness of 6. In fact they can cut up to 50% faster than standard hole saws. Pushing out the core is also made quick thanks to a button-press ejection system.Switching out spyder hole saws for different sizes can be done with the press of a button and they can also be adjusted for drilling holes at different angles. With those features the Spyder Deep Cut Hole Saw kit doesn t just give you the tools to get the job done but the tools to get it done fast.