Manufactured from 18 gauge 1 mm aluminum, perforated disks can produce a more evenly baked crust by allowing air to circulate beneath the crust. The edges of the disks and the edges of the holes are unfinished and may be sharp. Holes are 3/8” (9 mm) diameter.
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A:The perforated disks are measured by diameter. This one is 18"" across. The largest size we have is 20"". This will work for your 20"" pizzas. Please see below.