CorePlus Top Twelve General Purpose Cutting Blades provide low cost cutting in a wide variety of building materials. The blades, with premium graded quality diamond segments, and a tensioned high grade steel core, are manufactured to EN 13236 quality standards.Suitable for cutting; concrete, concrete lintels, reinforced concrete lintels, hard sandstone, concrete pipes, concrete paving slabs, bricks, block paving slabs, concrete kerbs, clay pipes, hard slate, roofing tiles, quarry tiles, etc.Specifications:Blade Diameter: 350mm.Bore: 20mm.Segment Size: 12mm.Segment Width: 3.4mm.Max. RPM: 4, 400/min.