Standard Pack = 1 piece(s). Type = Flexible Hone ; Minimum Bore Diameter = 3/4 Inch ; Maximum Bore Diameter = 3/4 Inch ; Abrasive Material = Silicon Carbide ; Abrasive Length = 1 1/2 Inch ; Grade = Coarse ; Grit = 80 ; Overall Length = 1 1/2 Inch ;