◆ R&D Log No. 1~3 PEEK Grip sections have been developed by Eureka_Admin No. 1~3 PEEK/ULTEM Grip sections have been developed 1. Full Arc 2. One-Piece Thick Arc 3. super grip fine 공유하기 게시글 관리 For your eureka moment 저작자표시 비영리 변경금지 (새창열림) 관련글 Sealing of Con-70 has been enhanced by using an O-ring No. 4~6 PEEK Grip sections have been developed 13 types of grip sections development for PEEK/ULTEM pens O-ring related research for eureka pens