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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.
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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.
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Related words
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。
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