How to crack a CGC slab. The process is the same as cracking a PSA slab although the newer PSA slabs can be cracked with a bottle opener, I don’t recommend doing that with a CGC slab. Beware, cracking a slab will send plastic pieces flying, so wear eye protection or do it in a plastic bag. You’ll need tile nippers and a stubby flat head. Don’t use a long flat head because there is a risk of slipping and damaging the card. Clip off both top corners and then insert the flathead into an opening. Th