Last Updated
：2025/11/21
twist drill
Noun
Japanese Meaning
ねじりドリル：剛性材料に穴を開けるために使用される回転する切削工具。基本的には円錐状の先端を持ち、切削リップが形成されており、螺旋状の溝が切りくずを排出する役割を果たしている。
（ plural ）
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A rotating cutting tool, used for cutting holes in rigid materials, that consists of an essentially conical point, relieved and fluted to form cutting lips, and spiral flutes which direct the chips away from the lips and toward ejection from the hole.
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twist drill
The machinist selected a twist drill to bore a clean hole in the hardened steel, its conical point and spiral flutes quickly directing chips away from the cutting lips.
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The machinist selected a twist drill to bore a clean hole in the hardened steel, its conical point and spiral flutes quickly directing chips away from the cutting lips.
音声機能が動作しない場合はこちらをご確認ください
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