Rivet Nut Tool Kit, 16" Rivnut Tool with 15 Mandrels & 290 Rivet Nuts

• 【Complete All-in-One Kit】 This rivet nut tool kit includes a 16-inch rivnut tool, equipped with 15 mandrels (metric M3, M4, M5, M6, M8, M10, M12; SAE 6-32", 8-32", 10-32", 10-24", 1/4-20", 5/16-18", 3/8-16", 1/2-13"), 290 nuts, plus a multi-functional wrench, a pair of gloves and an operation manual. • 【Labor-saving Design】 Engineered with a handle connecting rod design, our rivet nut tool automatically releases the rivet nut after just 2–3 squeezes. It is equipped with an ergonomic anti-slip and curved rubber-coated handle, which is comfortable to hold and not easy to fall off. • 【Superior Quality】 The professional nutsert tool kit handle is made of carbon steel and processed through high-temperature heat treatment, featuring excellent corrosion resistance and anti-deformation performance, with a long service life. • 【Wide Application】 This heavy-duty rivet nut tool set is ideal for the fastening and riveting of metal plates and pipes, and widely applicable to assembly and maintenance work across multiple fields such as automotive, electronics, and construction, with strong practical compatibility. • 【Convenient Storage】 The set is equipped with a sturdy blow-molded outer box, which is portable and durable. Metric and imperial nuts are respectively placed in two white PP boxes, and the mandrels are placed in separate plastic boxes marked with specifications for easy search and maintenance.