K black limestone also knows as monsoon black limestone.
Available thickness: 22-30mm both side natural.
20mm,25mm,30mm top surface natural smooth and natural and back calibrated.
Sizes: 60x90,60x60,60x45,40x40,60x40,60x30,30x30,15x30,20x20,10x20cm
Edges: handcut and machine cut both