Surface Grinding Segment Color Pink Abrasive Material Aluminum Oxide Compatible Chuck ME30777 Cortland Compatible Tool Type Vertical Spindle Surface Grinder Grit 30 Overall Length 6 in Overall Thickness 2 1/4 in Overall Width 11 1/4 in Primary Material Applicationn Aluminum Cast Iron Stainless Steel Steel Tool Steel Specification 86A30-G12VBEP Wheel Type Type 31 Series 86A Grade Extra Coarse