Perfect for use in mechanical manufacturing, repair work, and home crafting projects, ensuring reliabled thread across applications Featuring tapered locking holes to loosening and clearly marked specifications for easy identification, this tool set is a must having addition to any toolkit Discover and durability with the metric hand thread die set, crafted from alloy steel for hardness and long lastings This set includes nine dies, each designing for high cutting on various metals like iron, aluminum For professional technicians, DIYer enthusiasts, and engineers, this die set meets diverses threading needs with ease and efficiency, Manufacturer: Msioytog