Best way to turn a drilled hole into a slot

The tables include values for the dimension “length” of slotted holes and kidney-shaped slots The “length” of the slotted hole given in

Mild Steel Slotted Angles Size : 40x40 mm Available in different size 6ft , , 7ft, and 10ft 6ft , ,

slot guru 88 Slot dimensions are defined by a Structural Code hole EDGE to another along the LONGEST dimension That means

slot op afstand openen A long slotted hole shall not exceed the appropriate hole size in width and d in length, where d is the nominal diameter of the bolt in mm Note: 1 The