Johnson 1411-0900 Torpedo Level, 9 in L, 4-Vial, Magnetic, Aluminum Household Wiring Devices It also features a 1

It also features a 1 in hole to accept a trailer ball

refrigeration systems and non-electrical applications

Fiberglass reinforced polypropylene body

Covers up to 125 sq-ft/gal

glulam and engineered-wood product sizes

Johnson 1411-0900 Torpedo Level, 9 in L, 4-Vial, Magnetic, Aluminum Household Wiring Devices It also features a 1With four vials, this 9 in magnetic billet torpedo level accurately measures 0, 30, 45 and 90 deg. It features a solid billet aluminum frame for durability while its Powerful GripTight V groove rare earth magnets hold to flat or round ferrous metal surfaces for convenient hands free use. This level also includes machined vial openings for an accurate reading every time.