1) Specification: regarding the size of eye bolt threads as the specification, just like M6, M8, M10, M12,etc
(2) Surface: electro-galvanized and usually white zinc plated, or hot-galvanized, dacrome…
ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea