Leathercraft Sewing ToolkitExperience Effortless And Seamless Leather Stitching! Sew everything from leather & denim to canvas or tarpaulin! This toolkit can puncture holes in a diverse number of materials including those rugged, tough, and thick ones that other needles can't. The Leathercraft Sewing Toolkit can be used on heavy duty tarps such as those found on farms and boats, as well as on clothes and bags. You can even use it to perform your own strap repairs at home!