DURABILITY - Made out of solid aluminum alloy, this ruler provides a lightweight yet durable alternative to wood and plastic rulers.
SAFETY - Avoid sharp corners of plastic and aluminum scales with a chamfered corner design.
PRECISION & LONGEVITY - Measurements are laser etched to provide long lasting markings compared to conventional printed markings. 6 SCALES FOR 6 SIDES(EACH SIDE HAS A PROPORTION)
PERFECT GIFT IDEA - Great for aspiring architecture major students, drafters, designers, architects, engineers, or contractors.