Short ejector drills to be used for arbors with core ejector function ending with ES.3834-DRL-ES is an All-round pilot drill with integrated carbide tip to enable high cutting performance in different matierals such as Fibreglass, Masonry & Wood. To be used with Carbide holesaws.3834-DRL-HSS-ES is an HSS pilot drill with perfect performance in both Metal & Wood applications. To be used with Bi-Metal holesaws.Packed in retail package