Moulded ABS plastic body with 2 vials at 90° for levelling both planes. Ideal for levelling caravans, pillar drill and table saw beds. Pre-drilled for permanent installation. UV-resistant vials. Moulded ABS plastic body with 2 vials at 90° for levelling both planes. Ideal for levelling caravans, pillar drill and table saw beds. Pre-drilled for permanent installation. UV-resistant vials.