High Impact Polystyrene Construction: 24 inch level made from lightweight and durable high impact composite polymer Plumb and Level Vials: High visibility large level vials make identifying positioning and taking measurements easy; Ideal for carpentry, hobbies, layout, decorating and more Center Finding Scale: Features imperial measurements and a 0 reading scale, allowing you to measure to the right or left of center for perfect balance Precision Accuracy: Easy to read SAE measuring stick; Tapered ruled edges for closer measurement deliver accuracy within 0.001 inches Designed for Convenience: This handy spirit level features a hang hole for easy storage; Extra length size for larger projects; Made in the USA