RYOBI innovative Forstner Bits are designed with accuracy in mind. You will never have a hard time finding your target mark again! The patented X-Wing design provides 4x the visibility over a standar forstner bit. Target marks are even viewable at 700 RPMs! Making holes fast and clean is made easy by the RYOBI® 14pc Forstner Bit Set providing you optimum visibility and accuracy.