JP1705494S - ドリル - Google Patents

ドリル

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Publication number
JP1705494S
JP1705494S JP2021002418F JP2021002418F JP1705494S JP 1705494 S JP1705494 S JP 1705494S JP 2021002418 F JP2021002418 F JP 2021002418F JP 2021002418 F JP2021002418 F JP 2021002418F JP 1705494 S JP1705494 S JP 1705494S
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JP
Japan
Prior art keywords
cutting edge
pilot hole
drilling
fiber reinforced
reinforced plastic
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JP2021002418F
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English (en)
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Publication date
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Priority to JP2021002418F priority Critical patent/JP1705494S/ja
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Publication of JP1705494S publication Critical patent/JP1705494S/ja
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Abstract

本物品は、下穴を加工する工具先端側の第１の切れ刃と、下穴の仕上げ加工を行うシャンク側の第２の切れ刃との間に、下穴に挿入されることによって第２の切れ刃の振れを低減させるマージンを設けたドリルである。第１の切れ刃と、第２の切れ刃の各先端角がいずれもシャンク側に向かって徐々に減少しているので、繊維強化プラスチックを穿孔する場合にデラミネーションの発生を低減でき、その結果、繊維強化プラスチック及び金属のいずれであっても高品質な穿孔を行うことができる。
JP2021002418F 2021-02-04 2021-02-04 ドリル Active JP1705494S (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021002418F JP1705494S (ja) 2021-02-04 2021-02-04 ドリル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021002418F JP1705494S (ja) 2021-02-04 2021-02-04 ドリル

Publications (1)

Publication Number Publication Date
JP1705494S true JP1705494S (ja) 2022-01-20

Family

ID=80217651

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021002418F Active JP1705494S (ja) 2021-02-04 2021-02-04 ドリル

Country Status (1)

Country Link
JP (1) JP1705494S (ja)

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