... steel,carbon-steel tools and other objects.Aluminum Oxide. abrasive tool :Type: T27(Flat), T29(Convex).Materials: Aluminum Oxide, ... duty deburing and beveling work on stainlesss and high temperature steels. Advantages of this type 1.Very high stock removal ... , plastics, wood Grit 40# unalloyed and low-alloy steels, low-strength stainless steels Grit 60# High-alloy, stainless, high-temperature and ...