... crystal,high transparency,purity and strendthApplicable to saw slice,wire saw beads and circular saw segment20/30-60/70EXD970Regular crystal,high mechanical ... ,sharp edged.Applicable to mid-load cutting tools and marble cutting saw.20/30-70/80Regular crystal,high strength,toughness and ... to grinding wheels and min-load hard granite and marble cutting tools.20/30-70/80Complete crystal shape,with ...