Norton« small diameter engineered reinforced cut-off wheels use aluminum oxide abrasive with special side reinforcement for precise, thin cuts. MSDS Sheet Features: Highly advanced bond system. Application: Fast cutting Low Kerf Loss Thin Cuts Specs: Abrasive Type Cut Off Wheel Diameter 2 in Arbor 1/4" Thickness 0.0350 in Wheel Type Type 1 Material Aluminum Oxide Specifications A60-0BNA2 Trade Name Norton« RPM [max] 30560