grinding segments,grinding bits,grinding wheels is used in cup wheel grinding. grinding segments,grinding bits,grinding wheels Size Diamond BladeDiamond Segments Core ThicknessPcs/setDiameterSizeL*W*H)250mm40*2.5*8/10mm1.8/2.0mm18pcs/set300mm40*3.0*8/10mm1.8/2.2/2.4mm21pcs/set350mm40*3.0*8/10mm1.8/2.2/2.4mm24pcs/set400mm40*3.4*12mm2.2/2.6/2.8mm28pcs/set450mm40*4.0*8/10mm2.5/2.8/3.3mm32pcs/ ...