This kit provides countersinking versatility with nine different 1/2” diameter cutters, six of the most commonly used foot pieces, and a high-speed bearing-constructed microstop. 

The microstop controls cutting depth in .001 increments, from 0 to 5/16”. Cutters-ground on-centers to ensure concentricity-are 100°, with pilot diameters #40, #30, #21, 3/32”, 1/8”, 3/16”, and 1/4”.