High performance multi-material masonry blade. The 10mm segments and perforated design offer fast, easy cutting of most materials found on construction sites Features: Ideal for materials such as brick, roof tiles, high density concrete, kerb stones, patio slabs, reinforced concrete, lintels and other general building materials These blades may be used either dry or wet as the job or equipment allows When used with water the blades will cut quicker and last longer and create less dust DO NOT  use wet when using any electrical hand tool such as an electric grinder, it is not safe to use water because of the electrical power source Specification: 10mm segment depth Max RPM: 5,100 Cutting Depth: 100mm