Feature:1. APPLICABLE CHUCK: Chuck connection flange, suitable for K11-125, K12-125, K72-125 and other 125mm chucks, has good compatibility.2. STANDARD HOLES: The flange plate has 6 mounting holes with standard size, convenient for workpiece installation, with good stability.3. EXCELLENT METAL: The chuck flange is made of high manganese steel with high hardness, wear and impact resistance, sturdy and durable.4. EASY TO REMOVE: The lathe has a plane cutting surface on the flange tailpipe, which can be easily unloaded from the lathe, greatly saving time.5. EASY CONNECTION: The flange has standard size, which can be used by connecting the machine tool and the chuck, convenient and practical.Specification:Item Type: Chuck FlangeMaterial: High Manganese SteelDiameter: Approx. 125mm / 4.9inApplicable Chuck: For K11-125 K12-125 K72-125.Package List:1 x Chuck FlangeNote:There is a slight error in the size.