3 pts. You are preparing tooth #30 for a stainless steel cro…

3 pts. You are preparing tooth #30 for a stainless steel crown. You are assessing your preparation so far (see photo below).     You observe that you need to add the bevels to the preparation. Please describe the names of these bevels and which cusps on this mandibular tooth they will be placed. Assume Class I occlusion.   Additionally, what purpose do these bevels serve for the tooth?