stone slabs polishing machine 1.Bridge type,single head. 2.Grinding plate width:900mm 3.Movable working table. stone slab polishing machine JD-12CFeatures:1.This equipment use resin millstone, resin millstone is light, small power consumption,high grinding efficienc;The price is just the same specification for traditional grinding &polishing machine 1/2; Millstone to power needed 7.5 KW, only for ...