Rust Resistant Material: the 1/4-20 bolt is made of 304 stainless steel, with black zinc plated surface, which has high corrosion resistance, durability. The 1/4-20 threaded insert is made of carbon steel, with galvanized surface, high hardness and strength, prevents rusting and corrosion
Screw Inserts for Wood: these wood inserts are wear-resistant, suitable for hardwood, softwood, solid wood. The internal threads of the insert nuts for wood can be used to fasten bolts or screws to the wood securely
1/4-20 Screw: flat head hex socket cap screws bolts, low profile, can stand up to higher torque, for repairing items around the house. Use a 1/4-20 threaded insert for a secure metal anchor point to hold bolt hardware firmly
Package Content: 40pcs 1/4-20 x 15mm (19/32") threaded inserts for wood, 40pcs 1/4-20 x 3/4" Furniture Screws, a 5/32" hex wrench, a 6mm hex wrench
Furniture Connector: the threaded inserts and bolts set is used for furniture assembly, various woodworking projects and DIY, such as tables, benches, chairs, sofa, bed