Disclosed herein is a dental delivery unit designed for handling one or several dental whips. Specifically exemplified herein is a dental delivery unit that includes a whip base, a whip arm that moves respective to the whip base and a locking mechanism that releasably locks the whip arm in a predetermined position. The locking whip arm allows for an extension of the a dental whip and use of a dental whip that avoids a constant retractive force while the dental whip is in use.