The Kapro TOP CLASS magnetic torpedo level is loaded with features. It gives you 4 Epoxy locked vials, including a horizontal, Plumb Site vertical vial, a 45 vial, and a 30 vial. Constructed of strong die- cast aluminum, and anodized coated anti-corrosive protection. This torpedo includes a v-groove for pipes, strong rare earth magnets, a ruler and a handy hanging strap. All these features packed in this 9 tool box level.