450mm super diamond rc cutting dry saw disc 18' laser welding 32t ferroconcrete.Super class.450mm 18”.Laser welding.Reinforced concrete.Dry diamond cutting wheel.Segmented saw blade disc 7202.Main features:.Diamete r(mm):450mm/18”.Segmnet size (mm): 40*3.2*12.Segment teeth: 32ts.Arbor size(mm): 25.4 mm.Fixing size(mm) hole 12mm with central distance 40mm.Production process: laser welding.Applications:reinforced concrete and ferroconcrete etc. tough condition .Package including:.1x cutting discs.Important user instruction notice.Ensure self-protection as first step.To wear gloves, masks, glasses, to avoid splashing hurt during cutting process.Inspection of cutting machine safety condition as second step.To check damage of leaking risk of power cord, fastening condition and any damage risk of shade discs.Eliminate overload usage of shades forever.To check any broken cracks of discus after using each other and ensure to eliminate overload usage even very small cracks to avoid fragmentation.