Apparatus

摘要

A crushing roll which has teeth which are replaceable on the roll body, and where are the teeth or picks can be removed individually from the periphery of the roll body. The picks can be attached to a holder, and the holder can be removably attached to the roll such that the picks and the holder can be removed from the roll in an individual manner. The holder can be designed to also protect the surface of the roll to reduce damage to the roll surface.