The leveling system is made of PP, and the steel needle is made of manganese steel. The surface is smooth and burr-free, offering a long service life and high quality. The system is moderately hard and not easily deformed, greatly reducing the risk of breakage. The tile leveling system includes everything you need: 50 tile wedge tools, 50 steel pins, and 1 wrench. Achieve perfect results with clean and consistently wide seams. With this leveling system, you can obtain excellent results whether installing wall or floor tiles. Color: As shown Material: PP + manganese steel Size: 16 x 4 x 2 cm Package Contents: 50 x Tile wedge tools 50 x Replacement needles 1 x Wrench Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause slight color differences between the item in the picture and the actual product. A measurement error of +/- 1-3 cm is allowed.