Resin Bond (Symbol B) Vitrified Bond (Symbol V) Resinoid Bond reinforced (Symbol BF) Guidelines sTaNDarD WHeeL sHaPes 19 Standard Wheel Shapes 1, 5, 7, 19 Wheel Faces for Types 1, 5 and 7 19 Standard Wheel Shapes 6, 11, 12, 3, 4, 2 20 Standard Wheel Shapes 20 to 26 21 Standard Grinding Wheels for Special Applications 22
