这使得一个三刃刀的宽度为四槽宽。

This makes a total width of four slots for a single TriBlade.

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规格：麻花钻、三刃钻、铰刀、立铣刀。

Specification: twist drill, three-blade drill, reamer, end-milling cutter.

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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;

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