Features: brand new and high quality. Beautiful and Efficient: The tile leveling steel needles can improve the laying efficiency of non-slip tiles/stone/thick tiles/ and obtain a perfect non-slip surface finish. High-quality Tile Leveling System: The tile leveler gasket can prevent the tiles from moving during the mortar curing process, and align the tiles horizontally and smoothly before the cement sets. Large Quantity: 50x interchangeable steel needles for our tile leveling system , which helps to improve the service life, also simple and easy to use in DIY operation. Replaceable Spare Steel Pin: for T needles tile are made of steel. Wear-resistant, impact-resistant, recyclable, and has high compressive strength. Just in for case the needle is broken or deformed, the T-pin needle can be replaced. Tile Tools Save Your Money: 50x replaceable t-pin steel needles for tile leveling system.T-pin can be replaced in for case of broken or deformed needle. You can directly purchase the t-pins steel needles to replace it, without having to purchase the entire tile leveler kit again. Repeated use saves money. Specifications: Material: Steel Size: As the Picture Show Type: A/B Applicable tile gap: 2-6mm Applicable tile thickness: 3-16mm Package Includes: 50x/Set Tile Leveling Steel Needles note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.