What's the diameter? It's either a 10 cash (28mm) or 20 cash (34mm), issued form 1903 to 1911. The worn away English legend should read "Tai Ching Ti Kuo Copper Coin" Unfortunately the date is worn beyond recognition.
https://www.ngccoin.com/price-guide/world/china-empire-20-cash-y-11.2-1907-cuid-1046222-duid-1291698 Start here. In your first photo, directly above your thumb is something that looks like "+=." That tells you it's a 20 cash. A 10 cash would only have the "+."
