This Schluter-KERDI TRL-KER6 notched trowel is a high-quality tool made of durable stainless steel, perfect for any tiling project. Its 1/8x1/8\" (3 x 3mm) square notch design ensures a precise and even application of mortar or adhesive. The trowel is branded Schluter-KERDI and is designed for use with their KERDI waterproofing membrane. It is manufactured in the United States and is a reliable choice for any DIY or professional tiling job. This trowel is a must-have for any tiling toolkit.