1. Made of high-quality steel, safe and reliable, with high hardness, strong toughness, and good working performance.
2. The hexagonal wrench adopts a flat head design, and the wrench body is smooth and comfortable. It adopts a 90 degree bending process, which is convenient to use, labor-saving and comfortable.
3. Matched with spring hinge hinges of 3.5 inches, 4 inches, and 4.5 inches, suitable for repairing and replacing automatic closing door hinges, garage door hinges, and door closer hinges in kitchens, bathrooms, bathrooms, shopping malls, schools, offices, business buildings, and other areas.
4. Place the hex wrench into the socket at the top of the spring hinge, rotate the wrench until the socket is visible, and then install the metal pin. Repeat the test until it is adjusted to the optimal state.
5. One package includes 4 hex wrenches and 24 pins.