Honeycomb hold daown pins

who have this right hold down pins for this honeycomb,for material hold down

It’s easy enough to make your own:

They work for both positioning and light-duty clamping. I’d expect my pins won’t fit snugly in your honeycomb, of course.

Bonus: MDF means not feeling bad when you slice through one!

That was the first thing I trashed when I got my laser. Replaced it with a sheet of rolled steel. It has locating holes drilled in it for jigs.