150pcs Mixed Rivet Nut Tool Kits Zinc Threaded Inserts M3 M4 M5 M6 M8 M10

Description: Name: Rivet nut Material: zinc and zinc alloy Type: Flat head, Knurled body. Thread specification: vertical stripe Height: 9 11 13 15 18 21 (mm) ? Features: - Make of high quality carbon steel.zinc plated. Flat head. Knurled body. - Rust resistant and strength enough to apply in many kinds of heavy duty materials including sheet metal, steel, aluminum, plastic, fiberglass etc. - Metric sizes assorted in of M3, M4, M5, M6, M8, M10. Ideal rivnut kit to meet your multi-needs. - Come with durable PP storage case . ? Package Included: Total Quantity:150Pcs All size as follow: M3 x 9 mm - 40 pcs M4 x 11 mm - 35 pcs M5 x 13 mm - 25 pcs M6 x 15 mm - 25 pcs M8 x 18 mm - 15 pcs M10 x 21 mm - 10 pcs