SANSEI SS-4D

로타리 평면 그라인더

SANSEI Rotary surface grinder Model: SS-4D Film: 1. https://www.youtube.com/watch?v=SL89nlSfyPw&t=4s 2. https://www.youtube.com/watch?v=2IkCQFdOcGk&feature=youtu.be