Super heavy-duty 1/4 In. thick blade. Head adjusts to any angle. 30, 45, 60 and 75 Degree angles marked. Anodized aluminum finish with easy to read numbers and graduations. No. 419-48: Length: 48 In., Measurement Type: English, Graduations: 1/16 In., Material: Aluminum, Pkg Qty: 1, Package Type: Card