"ORIGINAL SLICER" Cutting Wheeel - Extremely fast rate of cut
"SLICER-PLUS" High Performance Cutting Wheel - Formulated to provide very long life and very aggresive cool cutting
"SUPER-SLICER" Extreme Performance Cutting Wheel - Specially formulated blend of high-performance abrasive grain to provide the optimum combination of wheel life, cutting speed in more extreme applications