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1. 1.It must fit the tooth accurately with<br />
beveled margin????? To prevent food<br />
stagnation<br />
2. It must be at right angle or less to the<br />
long axis of the tooth?????? To prevent<br />
force tooth away from the saddle<br />
3. It may rest in:<br />
a) Natural depression on the occlusal surface<br />
b) Shallow depression prepared in the enamel<br />
c) In an inlay it is called( in-set occlusal rest)
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