The Diamond V Shape Grinding Wheels is a Profile Wheel made with high quality nickel plated diamond on steel can carve intarsia, channel work, stained glass and other applications that require curved edges.It has a  1" arbor comes with bushing to bush the arbor to 3/4", 5/8", and1/2". Any specifications are available according to customer’s requirements.Welcome to customize by supplying samples and polishing workpiece!