Transform your drill into a powerful rivet nut inserter with our compact and easy-to-use adaptor, ideal for efficient fastening. Included are 290 rivet nuts: metric sizes M3, M4, M5, M6, and M8, with 30 pieces each, and M10 with 10 pieces; inch sizes 4-32, 8-32, 10-24, 10-32, 1/4-20, and 5/16-18, with 20 pieces each, and 10 pieces of 3/8-16. The kit includes 13 types of riveting arbors, one for each size: 6 metric sizes (M3, M4, M5, M6, M8, M10) and 7 inch sizes (6-32, 8-32, 10-24, 10-32, 1/4-20, 5/16-18, 3/8-16). Warning: when using smaller rivet nuts, the puller's head is at risk of breaking. To prevent this, start with a low torque setting on your drill and gradually increase it to find the torque level that is suitable for the rivet nut. › See more product details