Klein's 7-Inch Rafter Square offers versatility, precision and portability to quickly and easily mark measurements and identify angles. Features double laser etched markings for enhanced visibility even in sunlight. Scribe notches accommodate carpenter pencils and other writing tools to create repetitive and evenly spaced markings at 1/4-Inch increments.Features Layout tool is crafted from high-quality aluminum to to resist corrosion for long lasting use 1-1/8-Inch heel edge for stability when holding against or sliding across wood or other materials Measure and mark precise angles between 0 and 90 degrees using preset angle guide Create repetitive and evenly spaced markings with scribe notches at 1/4-Inch increments 7-Inch Rafter Square provides accuracy and portability with double laser etched markings for enhanced visibility Feed metal or plastic pipe through the pipe prop to conveniently cut pipe on the job Large scribe notches to accommodate carpenter pencils or other writing tools for quick and precise markings Double Laser Etched Markings WarningsAlways wear approved eye protection. Measurement Range: 0 to 7 in Angle Range: 0 to 90 degrees Size: 7 in Overall Length: 7.29 in (18.5 cm) Overall Width: 7.25 in (18.4 cm) Height: 1.13 in (2.9 cm) Material: Aluminum Coating: Anodized Graduations: 1/4 in Scribe Notch Spacing: 1/4 in increments Color: Orange Weight: 0.49 lbs Type: Square Magnetic: No Application: Layout and Measurement