Speed Slot Features A Staircase Design For Easy Plug RemovalEnhanced Tooth Geometry, A Thin Kerf Design And An Advanced Coating Contribute To The Efficiency Of The Cutting ProcessIncludes: 1 Each - 7/8", 1", 1-1/4", 1-3/8", 1-1/2", 1-3/4" And 2-1/8" Holesaws, 1 - Snap-Back 5L Arbor And 1 - Snap-Back 6L ArborHolesaws Included Should Cover Most Lockset InstallationsComes With Carry Case