Hex Coupling Nut Anticorrosive Hex Connector Nut 10Pcs Stainless Steel Sturdy for Specification: Item Type: Hex Coupling Nut Material: 304 Stainless Steel Color: Silver Specification: M10 x 1.5-17-L15mm Purpose: Specially designed for fastening two parts together to make them one. Hex nuts are suitable for studs machine screws threaded rods etc. and are suitable for indoor and outdoor use. Package List: 10 x Hex Coupling Nut