Description
The Knocker for Flexishaft Pipe (K9-204) is a heavy-duty, high-impact cleaning attachment designed to deliver powerful descaling and blockage removal in medium-diameter drainage systems. Engineered specifically for the RIDGID K9-204 FlexShaft® machine, this knocker head provides aggressive cleaning performance while maintaining smooth navigation through bends, junctions and longer pipe runs.
Key Features
Designed for RIDGID K9-204 FlexShaft® Systems
Precision-balanced for optimal rotation, ensuring maximum cleaning efficiency and reduced vibration during operation.
High-Impact Knocking Action
Delivers rapid, forceful strikes inside the pipe, ideal for breaking down:
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Grease and fat deposits
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Scale and mineral build-up
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Hardened debris
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Organic waste
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Light root ingress
Excellent Bend Navigation
Compact, impact-driven design allows the knocker to travel smoothly through bends, offsets and complex pipe layouts.
Durable, Professional-Grade Build
Constructed from hard-wearing, corrosion-resistant materials built to withstand continuous high-speed use in challenging drainage environments.
Ideal for Medium Drain Lines
Suitable for pipes commonly found in:
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Commercial properties
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Restaurants and kitchens
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Internal and external drainage systems
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Soil stacks and waste lines
Enhanced Cleaning Efficiency
Provides more aggressive descaling power than standard attachments, reducing job time and improving overall cleaning results.
Benefits
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Breaks through stubborn deposits quickly and effectively
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Improves the performance and versatility of the K9-204 FlexShaft® system
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Long-lasting, robust design for professional daily use
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Maneuvers easily through bends without losing impact power
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Essential accessory for drainage engineers and maintenance teams




