... (80) - For cutting soft, abrasive surfaces. Ring Saw Blades - For cutting river rock, granite, heavily reinforced concrete, ... 6000 PSI tensile strength Shavemaster Blades - For grooving concrete, Hex Arbor. Concrete saw blades are used for cutting concrete, ... segmented, u-gullets, key hole gullets, tear drop gullets, turbo or with undercut protection with a heavy duty core. Concrete diamond saw blades ...