9-inch One-Handed Rivet Nut Tool Kit 8 Mandrels Metric SAE Case

One Kit Fits More Jobs: Our rivet nut tool kit includes 8 interchangeable mandrels (M3, M4, M5, M6, 6-32UNC, 8-32UNC, 10-24UNC, 1/4-20UNC), 80 nuts (10 pcs each size), 1 wrench, 1 step drill bit, and a sturdy carrying case - all you need in one set.