Bright, visible lasers lines give clear, sharp and very precise reference for all tile and floor/wall covering surfaces|Select 0 degree and 90 degree lines plus optional 45 degree layout line at press of a button|Strong magnets on bottom of tool provide secure and adjustable attachment on positioning plate and other ferrous metal surfaces|Taller than typical floor covering layout lasers to project over uneven surfaces, laser lines are brightly visible over obstructions, textures, and most types of surface|