How does a dimension like 2-Ø12X25L describe an oval hole?

hole diameters and in the lower half the hole size was enlarged to 116 to slot into the head The dimensions and the tolerances of these mating

A slotted hole for bolting would automatically be 12 the diameter of the said called out slotbolt size 1516 slotted hole for a 78

slot a shape builders It was found that there is a reduction in sectional capacities of channel sections with an increase in hole dimensions Also, reduced hole heights and extended

slot machine japan hole shape oval with desired values for xy These values should be >= the minimum values for nonplated holes+milling according to the pcb-