Description
The RIDGID Knocker Chain – K9-306 is a heavy-duty, high-impact cleaning attachment designed to maximise the performance of the RIDGID K9-306 FlexShaft® drain cleaning system. Built for aggressive descaling and rapid blockage removal, this chain head delivers exceptional cleaning power inside medium to large-diameter pipework—ideal for professional drainage engineers and commercial maintenance teams.
Key Features
Engineered for K9-306 FlexShaft® Machines
Precision-balanced to ensure smooth, controlled, high-speed rotation when used with the RIDGID K9-306 cable, improving overall cleaning efficiency and operator control.
High-Impact Chain Cleaning Action
Designed to strike pipe walls rapidly and consistently, breaking down:
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Thick grease deposits
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Heavy scale and mineral build-up
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Hardened sediment
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Organic waste
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Light root ingress
Excellent Navigation Through Pipework
Flexible chain design allows smooth travel through bends, offsets, joints and long pipe runs without snagging or losing momentum.
Professional-Grade Durability
Constructed from tough, abrasion-resistant materials capable of withstanding high rotational speeds and demanding daily use.
Ideal for Medium–Large Pipe Diameters
Suitable for tackling challenging deposits in commercial kitchens, industrial drainage, soil stacks and external waste lines.
Fast, Efficient Cleaning Performance
Provides more aggressive descaling power than standard attachments, reducing job time and improving cleaning consistency.
Benefits
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Quickly breaks down stubborn internal blockages
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Dramatically enhances FlexShaft® cleaning capability
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Long-lasting, reliable construction for professional use
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Smooth operation through complex pipe layouts
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Essential accessory for high-performance drain maintenance
