产品描述 可订购:RZ30/RZ30B/RZ30S/RZ32/RZ32B/RZ33/RZ33B/RZ60/RZ20 轴径Φ3.0,全长:45mm 钻石粒度:6mm以上are#100,2mm-5mm are#120,1.5mm amd under are#150