Norton 61463685970 Single Grit Benchstone, 11 1 2 in L x 2 1 2 in W x 1 2 in H, Aluminum Oxide, Fine, Brown Orange G2152683 This tool’s razor sharp 4 This tool’s razor sharp 4 inch blade comes down onto a flat anvil 2 oz sq yd Wrist Closure Not Applicable Attached Hood No Pathogen and Chemical Ratings Meets ASTM F739 Collar Style Plain Reduced Spray Yes Closure Features Storm Flap Flame Resistance and Retardance Ratings 16 CFR 1610 Ankle Closure Open Abrasive Material Aluminum Oxide Grade Fine Color Brown Single grit India stone made with aluminum oxide abrasive that provides light material removal for deburring and cutting edge preparation while producing a good finish