- Long-lasting quality: Made from a corrosion-resistant stainless steel alloy, this right angle ruler preserves precise angle properties for years with regular professional and private use. - Ergonomic design: Optimized shape fits perfectly in the hand, offering a balanced mix of stability and light weight to reduce fatigue during longer use. Ideal for precise work without compromising comfort. - High-precision angle gauge: Sturdy aluminum construction with precise laser-engraved markings ensures long-term measurement accuracy and minimizes deviations with repeated use both indoors and outdoors. - Broad use range: A precision tool for floor installation, wall verticality checks, and tile grout work. Well suited for plaster repairs across trades, simplifying tasks in construction and renovation. Use scenarios: - Floor installation: Use to verify square angles and straight runs when laying floors or tiles. - Wall verticality: Check wall plumb and alignment for panels, shelving, or tiling projects. - Tile and plaster work: Align grout lines and guide plaster patching or rendering to ensure clean, accurate results.