3M Grinding wheel 6220J 58563 18 N125 150X50

3M™ Flexible Diamond Whetstone 6220J is a metal bonded flex diamond glued to an aluminium base. Our 6220J whetstones have an open dot pattern for durability and long life, when allowing performance to contours.For precision faceting and sharpening of chisels, blades, knives and carbide tools use 3M™ Flexible Diamond Whetstone 6220J. Our 6220J whetstones provide aggressive cutting with reduced loading. They have an open dot pattern for durability and long life, when allowing performance to contours. Available in grades M40, M74 and M125.