material: Made from sturdy stainless steel to resist deformation, this ruler delivers long lasting durability and dependable performance through repeated, demanding use. Optimized for everyday tasks: A balanced, ergonomic design reduces hand fatigue and provides comfort and reliability for portable use on regular or extended projects. reliable ruler tool: Clear scale markings and accurate measurements minimize error risk, helping you work more efficiently with dependable and exact results every time. Widely used across trades: Enables precise floor installation leveling, easy wall verticality detection, tile grout line compatibility, and suitability for plaster tasks. Portable and easy to handle: Compact size and solid construction make it practical for on site use and quick layout tasks. Use scenarios: Leveling a floor during installation to ensure consistent height and alignment of tiles and grout lines. Checking wall verticality and plumb during tile installation or plaster to keep edges square and straight. Referencing edges and corners to guide plaster touch ups or grout spacing, ensuring clean, professional results.