Twist the middle nut to make the middle screw open the outer pipe wall, squeeze the pre made hole wall, and use friction to prevent it from falling off, thus achieving the purpose of rooting and fixing, making installation convenient and fast.

Suitable for concrete, stone, and solid bricks; Used for moderate load fixation of steel structures, railings, cable routes, machines, brackets, stairs, exterior wall finishes, etc. (quick and easy to assemble)

Precision Machining

Measure and process using precision machine tools and measuring tools under strictly controlled environmental conditions.

High-quality carbon steel

With long life, low heat generation, high hardness, high rigidity, low noise, high wear resistance and other characteristics.

Cost-effective

The use of high-quality carbon steel steel, after precision processing and forming, greatly improves the user experience.