Radnor A60O High Speed Type 1 Reinforced Cut Off Wheel measuring 4" X 0.040" X 5/8" is an ideal right angle grinder that provides consistent versatile quality by featuring aluminum oxide grain contraction. 4" Dia wheel that offers maximum RPM of 15280 is ideal ideally suited for on-site and small unit jobs like cutting pipe, cutting sheet metal and notching. Long lasting durable wheel is used on grinding alloys, steels and ferrous metals takes less down time for wheel changes while providing ultimate results on stainless steel. Wheel features resin bond and enforced into metal plate dimensioning, foundry gate/riser removal to provide consistent performance. Reinforced cut off wheel provides premium performance in all cut-off applications that ranges from maintenance to performance and is well suited for small jobs on a variety of metal applications from carbon to stainless steel that ensures safety, strength and straight cuts. Wheel makes cutting action easier and fast with low kerf loss.