1. High strength: metal full crowns have excellent strength and durability, and are able to withstand large biting forces and protect the remaining tooth structure.
2. Good fit: metal full crowns are able to fit closely to the tooth, effectively preventing the intrusion of food debris and bacteria and reducing the risk of secondary caries.
3. Easy to fabricate and adjust: The fabrication process of metal full crowns is relatively mature and can be customized and adjusted according to the patient's specific situation.