Diamond Grinding And Polishing Tools For Concrete:DiameterInner HoleSpecification Thickness8022.23/M14,M16,5/8-11510022.23/M14,M16,5/8-11512522.23/M14,M16,5/8-11515022.23/M14,M16,5/8-11518022.23/M14,M16,5/8-11523022.23/M14,M16,5/8-115DiameterInner HoleSpecification...