Ridgid K-400 AUTOFEED Drum Machine
#4 in Small linesFull review
For anyone clearing small drains often who wants auto feed on a machine built to last. It is the same K-400 with a powered feed added.
Amazon $949.07$949.07
3.8/5
For a homeowner who wants auto feed on a budget for sink, tub and floor drains. Expect less durability and support than a pro brand.
- 75 ft x 3/8 inCable
- 2 to 4 inDrain sizes
- YesAuto feed
Check price at Amazon$309.90
Price checked November 3, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Auto feed and a foot pedal for about a third of the price of a pro machine
- Eight cutters cover hair, grease and light roots
- Telescoping handle and wheels make it easy to roll and store
Cons
- No published warranty
- Vevor does not give motor power
- A 3/8 in cable is light for the 4 in pipes the listing claims
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its line size. How we rank explains each one.
Specifications
| Model number | JR-400Z |
|---|---|
| Cable | |
| Type | Drum machine |
| Included cable | 75 ft x 3/8 in |
| Drain sizes | 2 to 4 in |
| Cutters included | 8 |
| Controls and build | |
| Auto feed | Yes |
| Foot switch | Yes |
| Reverse | Yes |
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Ridgid K-400 Drum Machine
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Milwaukee M18 Drum Machine 2817A-21
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