Vintage--WAUPAUCA  FOUNDRY --LIONS--1925--1975-- Cast Iron- Heat Plate-Trivet -- Round
 good shape and condition-- Not Cracked-- Has some pad on the back-- for heat--see picture
5-1/8" diameter
3/8" high from the Table 

any questions-please ask
 see Pictures for best description
Bigger OVAL one also listed on a different Buy it now-and a Round Bigger also--- another buy it now