Check the listing for details. 35Pack - 11.8" Lamp Pipe Kit with Lock Nuts Washers 1/8IP Thread Fasteners. Condition: New. Listed at 15.69 USD. What is this?These hex nuts are common hardware to screw into the threaded lamp pipe. And the standard washer is for spreading the load of fastened fittings' surface. Commonly used on securing thread pipes for assembling, replacing, repairing chandelier,ceiling light or making other DIY lamp projects.What will I get?Color: Silver ToneMaterial: Galvanized IronThread Size: 1/8IPLamp Pipes Length: 30cm / 11.8"Lamp Pipe ID: 7mm / 0.28"Hex Nut Width: 14mm / 0.55"Hex Nut Height: 3mm / 0.12"Teeth Washers Size: 10.5mmx17.3mm / 0.41"x0.68"Flat Washers Size: 10.5mmx20mm / 0.41"x0.79"Package Content: 5 x Lamp Pipes; 10 x Hex Nut; 10 x Teeth Washers; 10 x Flat WashersAre there any advantages of the product?Made of iron material, zinc coated finished surface, with good strength and rust resistance.