适用于高速、长时间钻孔，并且适于干式加工。特点:向下排排屑．采用抛物线优化设计，排屑好，刀尖精度高,不易磨损,锋利性好,有优良的物理性能,使用寿命长.
订货号dL2L1D026Z-03003.016483026Z-03503.520524026Z-04004.022544026Z-04504.524686026Z-05005.026706026Z-05505.528726026Z-06006.028726026Z-06506.531758026Z-07007.034788026Z-07507.534788026Z-08008.037818026Z-08508.5378710026Z-09009.0409010026Z-09509.5409010026Z-100010.0439310026Z-110011.04710412026Z-120012.05110812026Z-130013.05111014026Z-150015.07613616026Z-170017.08415018026Z-200020.08416020
