金钢钨钢圆钢探伤￥5.70去看看拾心1313发布了442crm(钼410圆钢合o金钢实心棒料铬钨钢锻圆保探伤切割光s806136hna材质加工442crm￥13.50去看看d[s395703109]发布了钢掏孔深孔钻3加工442crm圆o40cr5#20#30416多材质深孔s806136hna
![d[s395703109]](https://wwc.alicdn.com/avatar/getAvatar.do?userId=4865049944567004202){kind=avatar}