Roman carlingwark lock tripod trivet cooking or craft use

a hand forged and welded trivet based on find C73 from carlingwark lock in scotland dated to the roman period, 9cm tall and 10cm diameter, possible cooking use (as a chafing trivet),  supplied to a forged grey colour, designed to fit our salters pan (last photo, for illustration only and is not supplied), made in sheffield england by daegrad tools, available as a single or as a set of 2