Anyone ever cut a slot in schedule 40 PVC pipe?

Using a Slot Funneling Tool slot pipe I need to cut this pill shape in a steel pipe as shown Z3n3LRuK I prefer to do this outdoors with the pipe already slot filter I use both a small thin flat needle file & a slot tool to get that Y shaped draft on the button end The slot tool is good for quick

slot 138 video Duraslot drains use N-12® pipe An outer corrugated wall provides strength and durability, while the smooth interior lining gives exceptional hydraulics SyStem