binifiMux 32-Pack M4 M5 M6mm Jack Nuts Assortment Kit, Petal Nuts, Expansion Nut, Thin Fixings Dowels with Screws Assembly for Hollow Wall Iron Skin Line Use in Thin Soft Wall-Quality Guarantee

Description

Material: Carbon Steel; Screw Size: M6x25mm, M5x25mm, M4x25mm;

Name: Nut Blind Threaded Inserts Nutserts Molly Jack Rivet Nut Zinc Plated;

Package: 10pcs M6 Petal Nuts, 10pcs M5 Jack Nuts and 12pcs Petal Expansion Nuts;

Application: Jack Nuts can be installed into slightly oversized holes, uneven surfaces like thin metal plate.