Antrader Expansion Screw Petal Nut,Expansion Screw Jack Nut,M4-20,M5-25,M6-25,M8-30,Carbon Steel,80Pcs

["Package Contains: You will receive 20pcs x M4-20 Petal Shape Metal Nut,20pcs x M5-25 Petal Shape Metal Nut,20pcs x M6-25 Petal Shape Metal Nut,20pcs x M8-30 Petal Shape Metal Nut,different specifications to meet your daily use.","Material: The petal nut is made of carbon steel,rust and corrosion resistance,high hardness and long service life.","Applications: These Jack Nuts with Screws are suitable for home DIY projects,industrial installations,and are ideal for mounting thin items.","Easy To Use: The installation is very simple,hold it with a wrench or pliers,and tighten the screw until the petals expand behind the panel,saving your time and money.","Widely Function: Can be used for hanging things on hollow doors also perfect for aluminium cladding sheet，iron sheet, hollow plastic sheet,ect."]