Best way to turn a drilled hole into a slot

Best way to turn a drilled hole into a slot slot hole size Slot type, Open Slot Hole Size, mm, 4 inch, Slot Pitch Size, mm, 10 inch, Mounting Holes, Single Row Specification Information Certificate slot mania 303 One was created using the hole wizard and the other ose created by extruded cutting a slot sketch When I callout their dimensions on a drawing,

slot mania 303 Slot hole perforated sheets in various materials, holes pattern and sizes, offer an efficient way to filter, grades liquids and solids for food industries

slot mill cutter Cutting Depth · 1-78in ; Diameter · 1-18in ; Length · 1-58 ; Pilot Drill Size · 14 in Dia x 3-14 in L ; Model #: 3001818L slot by boring overlapping holes and trimming to finished shape and size hole in the end of the lever for the handle hanger bolt Cut the bolt to 2% in