Lasts up to 4x longer than a standard multi material diamond discOn modern construction sites you need to cut a wide variety of hard materials, and these take their toll on tools. The Expert MultiMaterial Disc is the ideal accessory for busy construction professionals needing to cut concrete, brick, roofing tiles and reinforced concrete - because it simply keeps doing the job for longer.The high segments on this cutting disc are made from an advanced matrix of metal and diamonds, which is designed to stay razor sharp. These segments are laser-welded onto a hard steel body; and the sides are fluted to remove dust for efficiency and longevity.This mix of optimum diamond grits and advanced design mean the Bosch Expert MultiMaterial Diamond Cutting Disc offers unmatched longevity. It cuts reliably for longer than even other Bosch diamond discs, ultimately providing great value.With 25.4mm bore, fits 20mm bores with reduction ringsExtra Deep Segments• Extra deep diamond segments last even longer than normal diamond discs. They are adapted to cutting the hardest, most demanding materials.Laser Welding• For the strongest connection, the cutting segments are welded onto a hard steel body using laser technology. This gives a lasting and very reliable weld.Low Friction Segments• Low Friction Segments designed to minimise wear. The fluting removes dust and reduces unnecessary grinding on the sides of the disc.Specifications:Diameter mm: 450Bore diameter mm: 25.40Cutting width mm: 3,3Segment height mm: 12