The leveling system is made of PP, and the steel needle is made of manganese steel. The surface is and burr-free, with long service life and high quality. They are 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. perfect result. Clean and always wide seams. With the leveling system you can achieve excellent results whether on wall or floor tiles. Colour:As Shown Material:PP+manganese steel Size:16x4x2cm Package Contents: 50 * Tile turtle tool 50 * replacement needle 1 * wrench Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.