Target markers for steel frame construction. Set of 9. - Items, Quantity: Shinwa JIS Ruler Size 30cm, 9 pieces - Material: Metal, strong magnet - Application: Target marker Thank you for viewing. Used for on-site management for six months. There are some scratches and dirt, but no deformation or breakage. I am selling these due to a job change. Please understand that returns are not accepted. Thank you.