The FEIN 69903111000 Grinding Material R belts are high-performance abrasive belts designed particularly for machining stainless and high-alloy steel. They are suitable for pipe notching with the FEIN GRIT GIR module when using contact rollers over 170 mm in diameter. The additional top layer helps provide cooling during grinding, while the durable construction delivers excellent service life and grinding performance. Each belt measures 150 x 2,400 mm with a P36 grain and is supplied in a pack of 10.