Gesswein® EDM Stones
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Published
2023/09/10
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Remove the tough, hard scale left by the Electric Discharge Machining (EDM) process much faster than any of our other polishing stones Contains premium-grade white aluminum oxide abrasive that fractures into sharp pieces (friable) during finishing extending grit life Medium and Hard tool steels as high as Rockwell C 62 Also available in an All Grit set (one of each grit in 1/2"x1/8" shape) and an Intro set (4 grits in 3 sizes)