– Made of a special aluminum alloy, producing a tough casting that is very durable but light in weight
– All castings are seasoned, before and after milling, to stabilize the casting and assure the user a level that stays put
– Precision-milling insures parallel sides – accurate to 0.001″ from end to end
– “Solid Step” Cat’s eye yellow vials insure built-in accuracy
– All vial openings have protective glass lenses
– The edges are painted “Contractor Red”