Features:1. Made of high speed steel, durable to use. high strength, hardness, wear resistance.2. High precision and high strength, Quick and easy to install.3. It fits for many standard MIG/MAG welder wire feeder machine.4. Other accessories are not included. Please confirm whether each size matches your equipment before purchase.Specifications:Material: High Speed SteelOuter Dia: 30mm / 1.18inchInner Dia: 10mm / 0.39Thickness: 10mm / 0.39inchKeyway Width: 4mm / 0.16inchGroove Size: 0.8mm / 0.03inch-1mm / 0.04inchPackage Content:1 x Mig Welder Wire Feed Drive Roller.
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