可生产硬质合金麻花钻、阶梯麻花钻、直槽钻、扩孔钻、三刃钻、复合钻；

We are capable of manufacturingcarbide twist drills, step twist drills, straight flute drills, hole dilating drills, threeflute drills, combination drills;

youdao

可生产硬质合金麻花钻、阶梯麻花钻、直槽钻、扩孔钻、三刃钻、复合钻；

We are capable of manufacturingcarbide twist drills, step twist drills, straight flute drills, hole dilating drills, threeflute drills, combination drills;

youdao