Premium Materials: Engineering Triangle, Sturdy And Durable, Ideal For Long-Term Use, Designed For Maximum Durability No Sharp Edges: Unlike Other Products, Our Metal Rulers Are Designed With Your Safety In Mind. The Edges Of Our Scales Are Chamfered So You Don'T Have To Worry About Accidental Pokes, Nicks, And Cuts Safety Design: The Ruler Adopts Chamfered Edge Design, Which Will Not Hurt Your Body During Use, So You Don’T Have To Worry About Accidental Scratches Versatility: Moderate Length And Weight, Easy To Carry And Store. Measuring Tools For Any Project Precise Scale: Professional-Grade Production With Extremely High Precision, The Construction Ruler Has Reliable Structure And Accurate Performance, Making It An Ideal Choice For Different Measurement Groups, Manufacturer: REBECASKYENS