The effect of the helix angle of the ...
The standard helix angle is 30°. A low helix angle reduces sharpness but increases cutting‑edge strength. A high helix angle provides a sharper edge but lo... 詳細表示
Lip height is the difference in the height of the cutting edge when the drill is rotated. If the lip height increases, it will be cut only with one cutting ... 詳細表示
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