Cup Magnet, Material Grade 35 Neodymium, Casing Material Aluminum, Max. Pull 204 lb., Overall Length 2-1/16 In., Diameter 1.5 In., Wall Thickness 0.06, Tap Size 5/16-18 Tap, Stability Temp. 180 Degrees F, Includes Steel Keeper On Magnet Face. This item has been restricted from sale in the following state (s): []