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J. Korean Soc. Precis. Eng.
Volume 40(3); 2023
Article
REGULAR
헬리컬 초경 드릴과 서멧 드릴의 성능 비교 및 분석
하정호
1
,
김동규
2
,
사민우
1,#
Performance Comparison and Analysis of Helical Tungsten Carbide and Cermet Welded Drills
Jeong Ho Ha
1
,
Dong Gyu Kim
2
,
Min-Woo Sa
1,#
Journal of the Korean Society for Precision Engineering 2023;40(3):237-243.
Published online: March 1, 2023
DOI:
https://doi.org/10.7736/JKSPE.022.098
Author information
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information
1
에스제이앤텍 기업부설연구소
2
대구기계부품연구원
1
R&D Center, SJNTEC
JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/