Internally forced gecko expansion screw Internally toothed gecko expansion screw (E031)

feature of product:

• Galvanized internal forceps fastening connectors, safe, tensile and high gravity
• Suitable for installation substrate: concrete, natural hard stone
• Suitable for fixing by screws and internal teeth within the heavy-duty range, fire-fighting equipment, installation of hot water pipes, air conditioners and exhaust pipes, curtain walls, inverted pipes, air ducts, ceilings, etc.
• The internally forced gecko is used to directly drive into the hole. After it is placed in the wall hole and then driven in with a punch, the gecko will expand to achieve a fixed effect.