50 Pcs 5/16"-18x25mm Threaded Inserts for Wood for Furniture Reinforcement

Quantity: The set includes 50 pieces of 5/16 - 18 threaded inserts for wood, perfect for substantial woodworking jobs such as constructing industrial - grade furniture with 5/16 threaded inserts. | High Quality Material: Crafted from excellent carbon steel, these 5/16 threaded inserts for wood provide outstanding hardness, ensuring they can withstand heavy loads in wood nut insert applications. | Comprehensive Kit with Tools: Comes with an 11.5mm white steel twist drill and 8mm hex spanner, enabling accurate installation of 5/16 - 18 wood insert in various woodworking scenarios. | Standard Thread Size:Designed with M8 internal thread, external diameter of 0.492" (12.5mm), inside diameter of 0.394" (10mm), and total length of 25mm for industry standard compatibility. | User - Friendly Installation Guide: For installing 5/16 threaded inserts for wood, pre - drill holes with the provided bit. Make sure the hole depth is greater than the screw length, then use the hex tool to secure the insert firmly, essential for furniture hardware installations.