Hellow guys, Welcome to my website, and you are watching [기계의 신(神)] 일반기계기사 필답형 실기 문제풀이 2013년 2회차 2번. 코일스프링. and this vIdeo is uploaded by 기계의神 at 2019-02-19T20:09:03-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
