Steel Carpenter Square from Bahco with a phosphate finish and rust preventing lacquer The Bahco 9045-B-300 is made from one piece of steel. It has a black finish with clear white measurement scales in millimeters on both sides.  Features: Accurate 45°and 90° marking Punched quality steel in a single piece Phosphate finish with rust preventing lacquer Easy read scales on both sides Well-balanced and stable when resting on workpieces Specification: Part number: 9045-B-300 Length: 300mm Height: 170mm