... request.3.Shape: flat,round,square,triangle,half round.wooden or plastic handle.4.other size can be customed made as ... used for grinding,sharpening,derssing and filing hard materials,such as knife blade, rubber and other composite materials5.Jiangyin Jiufeng ... grinding wheel, diamond saw blade, diamond files and diamond core drill bits and diamond whetstone,diamondmounted point.ANY INTEREST PLS FEEL ...