One of the following statements regarding pin retained restoration is NOT true

A. Pinholes should never be prepared at different levels on the tooth

B. A minimum of 0.5 mm clearance should be provided around the circumference of the pin for adequate condensation of the amalgam

C. Pinhole should located on a flat surface that is perpendicular to the proposed direction of the pinhole

D. The pinhole should be positioned no closer than 1 mm to DEJ and no closer than 1.5 mm to the external surface.

Correct Answer: Pinholes should never be prepared at different levels on the tooth

Description: None

Category: Dental

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