You would use a margin trowel in areas that are too small for some of the other trowels to fit, but large enough to accommodate the margin trowels rectangular shape. Notched margin trowels are good for scratching lines into thinner strips of adhesive, such as for a backsplash or decorative strip of tile work.
• Ideally used for the application of adhesive in restricted areas and corners
• Stiff steel blade
• Steel handle with wooden grip