◆ R&D Log "Arc Grip" type has been developed by Eureka_Admin "Arc" grip type has been developed in PEEK material. so far, 3 types of grip designs are completed in PEEK material. 1. normal (taper) type 2. super grip type 3. arc type since an adequate amount of research is completed in grip section, i will move onto further developing other parts of the pen. 공유하기 게시글 관리 For your eureka moment 저작자표시 비영리 변경금지 (새창열림) 관련글 Prototype drawing of 5th gen Ebonite Feed (research log 6/18/23) New exotic materials to try... "Super Grip" type has been developed Eureka Symmetry Model (PEEK material)