Wide Application -- This product is an 86 type switch bottom case repairer, which is used to support the switch socket bottom case and solve the problem that the bottom case cannot be repaired due to the damage to the socket box. Operation guide - Adjust the repairer to a suitable length that can be placed in the lower switch box, then put it in the lower switch box in position vertical, then use a wrench to rotate the screw head until it is firmly against the bottom box. Now that the bottom case is repaired, you only need to fix the socket in the end. Durable metal material - The repairer uses hard metal as the material, which features hardness, durability , high corrosion resistance and is not easy to bend and deform. It provides strong support for the base, avoids loosening of the switch box, and is durable. Fixed nail head - The screw head is made of hard metal and adopts the shape of a pointed head, which can firmly hold the bottom box and fix it more firmly.