Sutton's INOX Jobber Drills have been specially designed for SUPERIOR PERFORMANCE in STAINLESS STEEL.  This is achieved as the INOX Jobber Drill having a fast spiral, short flute & stepped core design which provides a effortless and smooth cutting action.  In addition to this the INOX Jobber Drill features the latest generation FUTURA NANO PVD coated tip.  Sutton has also had all their Inox Jobber Drills independently tested to achieve 70% more tool life in stainless steel compared to standard drills.