drill flute and clearance grinder 钻头磨沟磨背机
straight flute drill 直槽钻头
flute drill 笛形钻
single flute drill 深孔钻 ; 单槽钻
left-hand two-flute drill 左旋双槽钻头
three-flute drill 三槽钻头
flute of drill 钻头排屑槽
It is practically the full diameter of the drill and extends the entire length of the flute, its surface being a part of a cylinder.
它实际是钻子的充分的直径并且扩大长度的凹槽，它的表面是圆筒的零件。
The spiral composition of the chip flute of the twist drill has great influence on the rigidity and intensity of drill.
麻花钻切屑槽的螺旋形布局对钻头的刚度和强度有很大的影响。
Drill cross section profile (DCSP) is a characteristic parameter of drill helix flute form.
横向截形是麻花钻螺旋面容屑槽的一个特征参数。
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