Whiteside 90104205 General Purpose ATB. 12" Diameter. 60 Teeth. 1" Bore. General Purpose Saw Blades can be used for ripping, crosscutting, trimming, and sizing. The moderate hook angle provides a good balance between feed and surface quality along with extended blade life. The ATB grind is an excellent choice for cabinet shops, as it performs well in materials such as hardwood, softwood, plywood, and chipboard.