(2) RIVET SHAVER Cuter capacity available up to 5/8". Comes standard with 1/2" skirt. 18,000 RPM. This tool is designed for the rapid and accurate removal of protruding rivet heads of countersunk rivets, leaving them perfectly flush with the surrounding surface. A micrometer type adjustment is provided which enables the depth of the cutter to be altered by increments of .0005". 1/4-28 female threaded spindle takes standard cutters.