Description
The National Equipment 550 Adjustable Handle Floor Scraper is the ideal choice for light commercial, residential, and DIY floor removal applications. Designed for compact spaces and operator comfort, the 550 delivers powerful orbital cutting performance with reduced vibration and noise levels that meet safety standards.
Overview
The 550s accelerated RPM orbital cutting action makes it both efficient and user-friendly, removing most lightweight floor coverings including carpet, adhesive, VCT, and even residential ceramics when paired with the included 552 carbide tip cutting shank. Its adjustable AOA (Angle of Approach) feature allows precise control on both wood and concrete substrates.
Available in two models for different voltage requirements:
550: Adjustable Handle, 115V
550-W: Adjustable Handle, 230V
Included with the 550
Each machine includes a comprehensive start-up kit containing standard scraper blades and Nationals patented carbide angle shank technology for unmatched versatility:
147 4″ x 6″ Standard Blade
7050-202 3″ x 10″ Blade
6265-BD 90 Self-Scoring Blade 3″ x 8″ x .094″
6285 3″ x 6″ Heavy Duty Blade
552 4″ x 2″ Angle Shank with Carbide Tip
551 Angle Shank Holder
5280-137W – 6mm T-handle Wrench
One-year manufacturer’s warranty on parts
and labor
Key Features
Works on most common substrates including wood and concrete
Adjustable AOA (Angle of Approach) for variable blade pitch control
Simple wheel adjustment for fast cutting angle changes
Oscillatory action delivers higher RPM and longer blade life
Ergonomic design reduces vibration and operator fatigue
Lift points allow single-person loading and stair transport
One-piece welded power box prevents electrical exposure
Removable front weight for customizable down pressure
Foot bar provides extra leverage and reduces back strain
Operates below standard decibel ratings for quiet job sites
Performance & Applications
The 550 is engineered for maximum productivity in occupied or noise-sensitive areas such as schools, hospitals, and offices. Its 1 HP motor and heavy-duty shaft provide ample torque for removing adhesives, light hardwoods, and residential ceramics, while its foldable design simplifies transport and storage.
Technical Specifications
| Width | 17.75″ (45 cm) |
| Max Height with Handle | 42.5″ (108 cm) |
| Height without Handle | 21″ (53 cm) |
| Max Length | 32.5″ (83 cm) |
| Total Weight | 123 lb (55.8 kg) |
| Removable Weight | 44 lb (20 kg) |
| Machine Weight Only | 79 lb (35.8 kg) |
| Speed | Manual |
| RPM | 1725 |
| Voltage | 115 / 230 V |
| Frequency | 60 Hz / 50 Hz |
| Horsepower | 1 HP (0.746 kW) |
| Amperage | 14 / 7 amps (full load) |
Warranty
The National 550 includes a one-year manufacturers warranty covering components and labor.
Recommended Accessories
147 4″ x 6″ Standard Blade
6255-BU 4″ x 6″ Beveled Up Self-Scoring Blade
552 4″ x 2″ Angle Shank with Carbide Tip
Each National 550 ships with everything needed to begin operation immediatelystraight from the box to the job site.






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