TOOL FOR SHARPENING A PULPSTONE WITH A PATTERN PROVIDING IMPROVED WEAR CHARACTERISTICS

摘要

A tool for sharpening a pulpstone surface comprises a body having a cylindrical engaging surface and an axis of rotation. The engaging surface of the tool has multiple circumferentially- alternating lands and spacer grooves configured to crush formed a pattern of grooves and lands in the pulpstone surface, wherein the lands of the tool form grooves in the pulpstone surface defined by two sidewalls separated by a flat base surface.