<ul><li>9-piece spiral drill set in lockable plastic case with handy retractable hanging system</li><li>The spiral drill set consists of nine drills with diameters for common applications:</li><li>3x Metal spiral drills HSS in mm: 5 / 6 / 8</li><li>3x Stone spiral drills in mm: 5 / 6 / 8</li><li>3x wood spiral drills in mm: 5 / 6 / 8</li></ul>