Ok i’m going to sound anal, but it’s important for my daily, moring bagels I just got qxmeasuring stick out to confirm slots before buying.
I see the 1/2 inch for the inside placement width.
I need 6" long 5" and 2" thick. Sliced in 1/2 is 1" so 1 1/2" is good.
I searched mothership for answers got none