Features 1、5 Pcs Set: The set contains 5 pcs hex coupling nuts, which are specially designed for fastening two parts together to make them one. 2、Wide Purpose: These coupling nuts are suitable for bolts, studs, machine screws, threaded rods, etc., and are suitable for indoor and outdoor use. 3、304 Stainless Steel Made: The hex connection nuts are made from 304 stainless steel material, which are resistant to rust and corrosion, ensures years of use. 4、Good Angle Granularity: The long fine thread rod is hex shape and has 6 sides, offering good angle granularity for tool approaching. 5、Precisely Made: The connection nuts are professional manufacturing processed, with standard accurate size, can connect with the parts precisely. Specification Item Type: Hex Coupling Nut Material: 304 stainless steel Color: Silver Specification: M8x1.25 13 L75mm Purpose: Specially designed for fastening two parts together to make them one. Hex nuts are suitable for bolts, studs, machine screws, threaded rods, etc., and are suitable for indoor and outdoor use Package List 5 x Hex Coupling Nut