What is the name for a bolt hole with a slot that allows the bolt to be

What is the name for a bolt hole with a slot that allows the bolt to be slot holes There are currently two options: Radial Leads On small holes the Leadin will come from the center of the circle or one of the centers of the slot slot cars sets New Technology for Creating Slot Holes A large number of vertical or inclined small-diameter slot holes need to be excavated in many underground mines

slot cars sets Perforated sheets with slot holes are often applied in architecture and used in agricultural production for screening purposes The oval shape of the hole can

slot pirots Drill a hole the appropriate size in each end and cut the slots between with a die grinder OR Drill several holes of the same size and use a define an oval slot-type cut? Thanks! holes ? then mill in the middle of it ? John G shape slot hole for snap-in mounting define an oval slot-type cut