Draper 230mm torpedo spirit level with magnetic base draper 79579 abs with a magnetic strip in the base unbreakable all round reading horizontal vertical and 45 176 vials incorporates a v groove in the top rubber end caps and a hang hole accuracy 1 75mm per 1m 0 57 176 in standard position manufactured for draper tools by kapro display packed draper 79579 230mm torpedo spirit level with magnetic base