For demanding grinding applications on different steel grades Grit size 40/60 for high stock removal Grit size 80/120 for fine work Best results when used on powerful angle grinders Best surface results on steel for surface and edge grinding as well as for deburring work Very long lifetime Supporting disc made of rigid fibre glass reinforcement For demanding grinding applications on different steel grades Grit size 40/60 for high stock removal Grit size 80/120 for fine work Best results when used on powerful angle grinders Best surface results on steel for surface and edge grinding as well as for deburring work Very long lifetime Supporting disc made of rigid fibre glass reinforcement