diamond wire beads 1.concrete,granite,marble quarrie,profile 2.specia beads,high quality steel,diamond 3.spring+rubber diamond wire sawbeads for quarries , squaring , profiling1. used for concrete , granite ,marble quarries,squaring,profiling,block squaring2. high quality raw material, Germany steel wire, diamond3. competitive price with good performance4. spring+rubber, special formula for ...