信工 ⑧ XINGONG 活柄百叶磨头 砂粒均匀打磨细腻性能优越 EXCELLENT PERFORMANCE OF EVEN SAND GRINDING HANDLE LOUVER GRINDING HEAD ☑磨削力强 ☑规格齐全 ☑适用广泛 80#~600#目可选 10支包邮 3MM活柄百叶轮磨头
