Got threads to fix or make? This IRWIN 76-piece tap and die set has you covered for most common threading jobs. It includes machine screw taps and dies (sizes 4-40 NC to 12-24 NC), fractional taps and dies (1/4\-20 NC to 1/2\-20 NF), and metric taps and dies (3mm-0.5 to 12mm-1.75). Also throws in pipe thread taps and a bunch of threading tools: adjustable die stock, tap wrenches, T-handle, and thread pitch gauges. Everything's made from durable high-carbon steel and comes in a handy blow-molded case so you can keep it organized. Great for auto repair, machinery work, or DIY projects. Whether you're repairing stripped threads or creating new ones, this set gives you the right tool for the job. A pro-grade kit that’s perfect for your workshop.