[High-quality material] High-quality plastic handle + tungsten carbide tungsten carbide chipping blades, which can effectively remove cracks in bricks. [Replaceable blades] seam cleaner blades can be replaced to extend the service life of the seam cleaner. [Non-slip stripes] The handle of the seam cleaner has non-slip stripes, which makes it more convenient to use . [Tail hanging hole] There is a hanging hole on the tail of the seam cleaner for easy storage and carrying. [Use] The knife grout cleaner is a handy little tool for cleaning old cement grout and removing impurities in the joints of bricks. The grout cleaner blade is rough and uneven which makes it easier to clean grout the space between the bricks and can quickly scrape the contents of the brick joint; the joint cleaner has non-slip strips, the blade is easy to install, can be replaced and has a long service life. Product information: Material: carbide tungsten+plastic Color: Yellow Size: Handle: 7.9in/20.0cm Blade: 1.9*0.7in/ 5.0*1.9cm Weight: 0.2lb/96g Packing Specification: Seam Cleaner Handle*1+Blade*3 If you have any questions, please contact us, we will be happy to provide you with a satisfactory solution.