TIANZHUOJINSHU | Internal Expansion Hexagon Screw

Built-In Design The built-in design of these screws ensures a secure and stable connection, ideal for various applications.

Expanding Function These screws function as expanders, increasing in size to grip the wall or material, ensuring a firm hold.

Hexagonal External Shape Featuring a hexagonal external shape, these screws provide easy handling and tightening with a wrench or spanner.

Stainless Steel Material Crafted from durable 304/201 stainless steel, these expansion screws offer superior corrosion resistance and longevity.

Versatile Sizes Available in M6, M8, M10, and M12 sizes, these screws cater to different thicknesses and requirements.