concave cutting blade 1, Arbo:M14/5/8-11" 2, Height:7mm 3, Concave Type 4, Application: granite,marble or concrete. Concave cutting bladeIntroductionWe ... ,Fast cutting 2,good cutting results3,Grit could be designed Sintered Concave Blade Item NODiameterSegment HeightArborDC- SCCB01150mm(6”)7mmM14DC- SCCB02180mm(7”)78mmM14 diamond concave cutting blade