... perip Grinding Wheel/Abrasive disc, grinding, Dia. 9 In., Thickness 1/4 In., Arbor Size 7/8 In., Abrasive Material Aluminum ... , 24 Grit, Resin Bond Type, Max. RPM 8308, For Use With Angle Grinder, Fast Metal grindting.For grinding metal,sainless steel ... ,stone,etc.For Use With Angle Grinder, Fast Metal grinding.Item NO.: DA230-6-1Item #DA230-6-1Wheel TypeGrindingDia.9 In.Thickness1 ...