Working principle: Hammering drives the nail to expand the anchor, achieving a fixed effect. The expansion state of the bolt can be judged by the degree of impact on the core nail
Installation: Drill a 3/8-inch hole on the base, drive the anchor nail into the hole, use a hammer to hit the nail and ensure that it is fully inserted into the bolt, tighten the screw
Application: Suitable for sturdy substrates such as concrete and cement, it can be used in various industrial buildings and household applications