Screw Anchors

Screw Anchors, also known as Jack Nuts, are versatile threaded inserts designed for fast, reliable installation in plastics, composites, fibreglass and thin sheet metal. Manufactured from high-quality Mild Steel with a RoHS compliant Cr3 plated finish, these inserts feature a unique four-leg expansion design that creates a secure fixing in thin or hollow materials. 

Available in different grip lengths to suit varying material thicknesses, Screw Anchors provide excellent load distribution and dependable fastening performance across a wide range of applications. To complete your installation, shop our Screw Anchor Tool here.