What is the difference between slot, groove and hole in mechanical

hole not a slot as needed by the part Is there a simple way of producing a slotted hole pad for this, any ides greatfully received Thanks

Door Slots & Wall Mailboxes Approved Door Slots Some homes and apartments have a slot in the door for receiving mail instead of a mailbox The standards for

slot reparatie In order to make the front of the phone more compact, the light sensor hole is hidden at the top of the screen Screen protectors with poor light

slot 777 gacor Plated-through holes accommodate the leads of the through-hole components The leads of these components are thin and can be mounted easily on a circular hole