4M RECTANGULAR ROUGH SPONGE
Handy, convenient, probably the best rough ceramic hand sponge. Allows meticulous hand-finishing of casted pieces. Made of top quality pre polymer polyurethane, high performance and long life even in heavy mechanical use as in sanitary ware plants. Giving rapid, high quality and rough finish. Measures mm 130x100x60, mass density 40 kg. Packed in box of 300 pieces.