WHAT KIND OF EXPANDED METAL DO YOU USE?

CARBON STEEL PITS
 1 1/2" #6 FLAT EXPANDED METAL
 #6 GAUGE IS 0.203125 THICKER THAN 3/16"
 
 STAINLESS STEEL PITS
 3/4" #9 FLAT STAINLESS STEEL EXPANDED METAL
 #9 GAUGE IS 0.15625 WHICH IS IN BETWEEN 1/8" AND 3/16"