micro-hole black basalt 1) black basalt paving stone 2) finish: natural, split 3) cobble, kerbs 4) good price Item namemicro-hole black basaltSurface finishPolished, Honed, Flamed, Sandblasted, Rough hammeredAvailable sizes1. cut-to-size: 12"x12"x3/8"(305x305x10mm) 18"x18"x3/8"(457x457x10mm) 12"x12"x1/2"(305x305x12mm) 24"x24"x3/4"(610x610x20mm)600x300x20mm 400x400x20mm 800x800x20mm 2. big slab is ...