Tip Side SP018 CE, CE and Rohs Nylon material Professinal Manufacture Tip Side of SP018Cable Range: 2.5mm2 Voltage: 250V Material :1. Nylon2. brass insert3. Iron Screw plate zincWorking Temperature: -35oC to 110oCColor : Grey , White colorThose series have 2 itemsGreat quality, brass insert not broken.