ripper tip tooth
/ˈɹɪpə ˈtɪp ˈtuːθ/
n
English · ripper tip tooth中文 · 松土器齿尖Español · punta del diente de la desterronadoraFrançais · pointe de dent
意味：Part attached to the end of the tooth that breaks into hard ground; it is replaced when worn out.