Features: The 40Piece Tap and Die Set is crafted from high quality carbon steel, ensuring durability and accuracy for threading tasks on unalloyed and low steel, cast iron, and metals. This comprehensive tool set includes a variety of tap and dies in multiple size, including fine thread option, providing versatilities for different threading applications, all neatly organized in a plastic case for easy storage and transport. Ideal for professional technicians, DIY enthusiasts, and engineers, this set caters to various skill level, offering reliable performances for both complex projects and everyday repairs. Perfect for use in mechanical maintenance, metalworking, and home DIY projects, the Tap and Die Set enhances efficiency and accuracy, making it a essential addition to any workshop or service vehicle. With its adjustable wrenches, T handle tap wrenches, die holders, screwdriver, and thread gauges, this set equips you with everything need for accurate threading, promising stable performances and exceptional result. Specifications: Component:Bearing Steel Case Size:Approx.315x142.5x20mm/12.4x5.61x0.78inches Package Includes: 40Pcs Tap and Die Set(17pcs metric plate teeth, 17pcs metric tap,1pc of dental gauges, 1pc screwdriver, 1pc tap twisting plate, 1pc plate tooth twisted plate frame, 1pc wrenches with twisted hands) note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color. Thanks!