If you never try our beads, you never know it.
Skystone Granite and Marble quarry diamond beads can fix any granite and marble cutting,For marble cutting the lifetime can reach 40-80m2/m and efficiency can reach 10-15m2/h for hard marble.
For Granite cutting the lifetime for Class 1-3, we could reach 18-30m2/m, the cutting efficiency could reach 20-25m2/h, the lifetime for cutting Class4-5, we could reach 12-15m2/m, the cutting efficiency could reach 8-12m2/h.
We could make the diamond beads as your needs.
Test it love it.