Reddit reviews Maya Road Chipboard Set 25/Pkg-Hexagons 5 Styles 1.7" To 2.5"

Besides flipping? I'd say corner damage/bending, not too easy to shuffle (compared to standard square cards), cards can be more easily blown by a fan or brushed around by a sleeve. Finally, from a player perspective, there is just the feel of a card versus a tile - there is a reason people say a game has "really nice cardboard" in it (like Bora Bora). Cardstock will come off as a lower-budget game when compared to actual millboard (chipboard) tiles.

Honestly, I'd say do this: buy 1 pack chipboard hexes and then cut the same ones out of 110lb cardstock. Try them out on a small sample size to see how they feel - no need to actually make the game, just go through the gestures and note the different sensations you get from handling the pieces.

For me, making tiles is a strain. I have trouble keeping my cut vertical through the material, which makes it unprofessional looking. Arm fatigue is also an issue if you have a lot to cut out. That is why I have the Rotatrim (it holds the material in place by having a clamping strip that goes over the material, then sliding the blade...

You know what, watch The Gentleman Crafter's youtube video on How to Cut Chipboard to see the two major techniques from above.