Weiler Dualife 7" x 5/8'-11 x .014" Standard Twist Knotted Wire Wheels have rugged knotted construction that provides aggressive, high-impact action for severe applications.  These weiler dualife knotted wheels will withstand the harshest conditions while the wire wheel removes burs, rust and heavy scale.  The weiler wire wheels have a 7" dia, 5/8"-11 arbor and the wire trim length is 1-7/8".