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National Helix 16" Planetary Grinder

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This 16-inch planetary grinder is perfect for grinding, profiling and removing coatings on small jobs and tough-to-reach spaces!

The Helix is a 16-inch planetary grinder that is perfect for a variety of grinding, profiling and coating removal applications on smaller jobs. It's compact size and ability to function as an edge grinder make it ideally suited for operating in tough-to-reach spaces. The Helix is extremely easy to operate and loaded with features, including dual-speed operation, an adjustable handle and floating dust skirt for maximum efficiency.

  • Capable of edge grinding on the left or right side of the machine by rotating the side of the dust skirt up, allowing the operator to grind within a half inch of the wall
  • Removable weights give the operator freedom to increase or decrease head pressure when grinding
  • 16-inch grinding plate incorporates a floating tooling assembly that allows the cutting head to follow the contours of the floor; the tooling assembly rotates 180 degrees for easy tooling changes
  • Dual-speed motor increases the versatility of this machine; operating at high or low speed
  • Quick-release levers allow the machine to be separated into two pieces for easy transport
  • LED light illuminates the surface directly behind the machine
  • Fully adjustable handle accommodates a range of operating positions

Included with the HELIX:

  • 404021: Magnetic tooling holder (3)
  • 9245: Velcro adapter (3 each)
  • 403231: Floating dust skirt
  • 402757: Helix Grind & Scrape Plate
  • One-year manufacturer's warranty on parts and labor
  • Instruction Manual


  • Width: 17. 5"
  • Disk Size: 16"
  • Max. Height: 47.6"
  • Min. Height: 29.4"
  • Max. Length: 47"
  • Min. Length: 27.9"
  • Weight: 206 lbs.
  • Grinding Pressure: 128 lbs.
  • Drum RPM: High speed 291/163 (for 60 Hz), Low speed 243/136 (for 50 Hz)
  • Motor RPM: High speed 3200/1800 (for 60 Hz), Low speed 2667/1500 (for 50 Hz)
  • Motor Phase: Single
  • HP 1.5
  • Amps: 120 V/60 Hz/12 amps
More Information
Brand National Equipment
SKU 316259
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