... efficiency 3.long lifespan 4.best price Diamond wire is widely used for quarrying, ... diamond beads wire,diamond wire,wire sawOutside diameter of diamond ring(mm): 11.5, 11, 10.5, 10, 8.5Inside diameter of diamond ring(mm): 9.0 ... , 8.5, 8.0, 6.0Length of diamond ring(mm): 6Length of ... steel core(mm): 8.5, 9.0 ...