13K452 - Walter 4-1/2 Inch Knot Twisted Saucer Cup Brush M14 Thread

Heavy-Duty Cleaning with Walter Saucer-Cup Brushes

The Walter 13K452 is a premium 4-1/2" knot-twisted wire brush featuring a unique saucer-cup design. Engineered for industrial professionals, this tool bridges the gap between standard cup brushes and wire wheels, offering the versatility to clean complex geometries, including tight corners, pipe roots, and angled weld seams. The brush is equipped with an M14 x 2.0 thread, making it compatible with specific European or specialized angle grinders requiring this arbor size.

Constructed with top-quality carbon steel wire, each tuft is meticulously positioned and set to ensure perfect balance. This attention to detail results in vibration-free operation, significantly reducing operator fatigue during extended use. The knot-twisted wire configuration provides aggressive cutting action, making it ideal for removing heavy slag, spatter, rust, and scale from steel surfaces. Whether you are prepping a surface for coating or cleaning a multi-pass pipe weld, this brush delivers consistent performance and safety.

Walter Surface Technologies is renowned for producing abrasives and power tool accessories that prioritize longevity and safety. The 13K452 features an improved internal construction that secures the wire knots firmly, preventing premature wire loss and ensuring maximum safety for the user. This brush is an essential tool for pipeline construction, metal fabrication, and MRO applications where efficiency and precision are paramount.

Key Technical Benefits

• Optimized Shape: Saucer profile allows access to 45-degree angles and inside corners.
• Vibration Control: Precision balancing protects the tool bearings and the operator's hands.
• Aggressive Removal: .020" knot wire quickly strips contaminants from steel.