12 in Rafter Angle Square, Aluminum Safety~Personal Protective Equipment~Protective Clothing~Boot & Shoe Covers it includes a 3-flat shank

it includes a 3-flat shank for secure attachment

achieving an ANSI/ISEA abrasion level of 3

The tape's robust adhesive adheres well to most surfaces

The overall length of the tool is 3-9/10 inches

12 in Rafter Angle Square, Aluminum Safety~Personal Protective Equipment~Protective Clothing~Boot & Shoe Covers it includes a 3-flat shankThe Rafter Angle Square is designed for precise measurement within the SAE system. It features a 12 inch square size, constructed from durable aluminum with a polished finish. Punched graduation marks at 1 4 inch intervals enhance accuracy, while specialized scales include a degree scale and hip and valley rafter scale. The square is powder coated for added durability and resistance to wear.