镶硬质合金钨钢内r铣刀凹圆弧铣刀r角倒角刀r2r3r4r5r6r7r20 yw2

钨钢内r铣刀55度圆弧r角倒角刀铝用刀内r刀r0.5合金反r刀r0.5-r6

厂家钨钢内r刀 内r铣刀 圆孤刀 铝用倒角刀 r0.5 r1 r2 r3 4 5

常州厂家供应 合金内r铣刀 铝用合金倒角刀外圆弧铣刀可非标定制

伊海授权证明/内r铣刀/凸圆弧铣刀/外r倒角刀r6r810r12.5r15r20