High-quality material: These leather sewing positioning pins are made of high-quality metal material, with knurled anti-slip design on the base, smooth appearance, easy to install and remove, anti-rust and long service life. When you are making leather, it can help you fix the edges of the leather to free your hands and fix everything in place so that you can better. Product usage: This leather stitching tool is used to lock leather before sewing Easy to use: When using these leather stitching kits, you need to pull the terminals at of the base outward first, and then remove or insert the retaining pins The pins automatically lock when the terminal at of the base is released