Dental Which of the following bur is used in the preparation of cavity restored with porcelain fused to metal? A Carbide bur B Diamond bur C Stainless steel bur D Diamond bur for porcelain and carbide bur for metal 💡 Explanation Which of the following bur is used in the preparation of cavity restored with porcelain fused to metal? ✓ Correct Answer: D. Diamond bur for porcelain and carbide bur for metal