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

Description Name Rivet nutMaterial zinc and zinc alloyType Flat head Knurled body Thread specification vertical stripeHeight 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 150PcsAll size as follow M3 x 9 mm 40 pcsM4 x 11 mm 35 pcsM5 x 13 mm 25 pcsM6 x 15 mm 25 pcsM8 x 18 mm 15 pcsM10 x 21 mm 10 pcs