godhand migaki-kamiyasu- sanding stick -5mm-assortment of 4 gh-ks5-kb for plastic models godhand sanding sponge "kamiyasu"! high durability! all-purpose! outstanding usability!<br/> kamiyasu is durable sanding sponge. emery cloth which is hard to loose sanding force is on the durable sponge.<br/> different from paper file, cutting surface is hard to be torn and getting wrinkles and creases.<br/> sponge has just right flexibility and elasticity. by changing the thickness, it suits from curved to flat surfaces<br/> grade: #4000, #6000, #8000, #10000 quantity per package: 4 (one piece of each grade)