ERGONOMICS: fixed large base helps provide better grip on materialsREADABILITY: stamped-in contrasting colour graduations for better readabilityRESISTANCE: extra-thick extruded aluminium body holds up to heavy-duty use; ideal for use as saw guideDESIGN: scribe line notches for marking rip cutsEASY TO USE: pivot point makes marking out angles easyVERSATILITY: scales of top cuts of common jack rafters; hip and valley rafters for versatility