Stable MaterialAluminum Alloy Material, Not Easy To Deform, Anti-Fall, Durable. Laser Calibration, High Precision, Clear Reading.Safe And ConvenientThis Measuring Ruler Can Be Folded Down To A Small Size Which Is Easy To Store. Lightweight And Portable For Any Construction Site. Foldable And Stored In A Tool Box For Standing Or Hanging On The BeltEasy To UseThe Tool Is A Great Relief For Many Jobs. Transferring Angles Or Holes Is Easy And Precise By Hand. Transfer A Hole In A Simple Way Without Measurement Or Tedious Calculation.Thoughtful And FlexibleWith Our Multifunctional Tool, You Can Save Your Energy, Increase And Optimize Your Work And Productivity. - It Only Traces Difficult And Repeated Patterns In One Hand.Extremely VersatilePerfectly Suited For Every Task And Every Material. This Is The Basic Tool For Laying Out Tile, Clinker Brick, Wood And Laminate, As Well As Creating Portholes, Arches, Plumb Line And Any Project You Can Think Of. .