Ridgid K-750 AUTOFEED Drum Machine

Last updated: November 3, 2026

Ridgid K-750 AUTOFEED Drum Machine
3.5/5#8 of 14 in main lines drain cleaners
3.5

For plumbers and building crews who clear main lines and roots every week. It is overkill for a homeowner with one stubborn clog.

  • 100 ft x 5/8 inCable
  • 3 to 6 inDrain sizes
  • 373 WMotor
  • YesAuto feed
Check price at Amazon$3,422.93

Price checked November 3, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • 100 ft of 5/8 in cable clears 3 to 6 in mains and roots
  • Auto feed does the pushing and pulling on long runs
  • Five cutters for roots and heavy stoppages in the box
  • Lifetime warranty
Cons
  • Priced for pros, at roughly ten times a budget machine
  • Heavy drum machine that takes two people to load

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 numberK-750 (47047)
Cable
TypeDrum machine
Included cable100 ft x 5/8 in
Drain sizes3 to 6 in
Cutters included5
Motor
Motor373 W
Horsepower0.5 hp
Speed200 rpm
Voltage115 V
Controls and build
Auto feedYes
WarrantyLifetime

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