... cut holes in GLASS,TILES,SLATE,MARBLE, GRANITE,with ease!!! Diamond tiped hole saws (Core Bits)Engineered to cut holes in ... ,with ease!!! You can cut the following size holes 3mm,4,5,6,8,10,12,14,15,16,18,20,22,23 ... as below photo: suitcase size 30X20X8.5 cm;weight:1.8kgs/setsizes in case:4mm,5,6,8,10,12,15,20,22 ... ,25,28,30,32,35, 38,40,45,50,53,60mm Diamond dust ...