Cutting life is 180-220SQM For cutting very hard granite, like 4-5 class. Multi-blade,diamond multi-blade,multi-saw 1200,1600 Diamond multi-blade,Multi-blade, Multi-sawDiameterBore(mm)Core thickness(mm)Slots(pcs)Segm.length(mm)Segm width(mm)Segm.height(mm)InchMetric(mm)36"900120564246.8/6.212/1540"1000120570246.8/6.212/1548"12001205.580247.3/6.712/1552"13001205.588247.3/6.712/1564"16001205. ...