Bookmark and Share
Web Analytics
Remove Airfield Markings
SMITH Catalog
SMITH University
Join SMITH Xtreme Team
Workzone Warriors


You are here: Home >> Removal Equipment >> FS391™

FS391™ Heavy-Duty Scarifier Attachment
Use your skidloader to remove faster

The SMITH FS391™ is the most revolutionary, heavy-duty, multi-use hydraulic skid-steer scarifier, diamond shaver, and planer attachment on the market. The FS391 offers the widest removal path and deepest cutting depth of any surface-preparation machine in its class. Perfect for professionals looking to safely get out of traffic that are now using walk-behind push and self-propelled machines.
Part Number Part Number
MSRP Price *MSRP (Click Here)
Call for best prices Call for best prices
Best for Power
45HP high-flow hydraulic
Best for Removal
≤16.1” pp (diamond drum)
Best for Speed
Call for performance details
Alternative Products Alternative Machines
Unit Weight Unit Weight - lb (kg)
525 lbs (238 kg)
Unit Dimensions Unit Dimensions
48” L x 28” W x 46” H
Usually Ships Usually Ships
1-4 weeks
Need help with parts
SMITH machine warranty activation
Need parts for this machine? CLICK HERE
Specifications Specifications and data are subject to change without notice.
FS391 Shaver/Planer/Scarifier Attachment
Click thumbs below to enlarge

  • Specifications

  • Removal Tool Options

  • Applications

  • What Users Say

  • Manuals & Videos

Drum Rotation and Power Options
Cutter Rotation (Down, Up, Rotary)
Gas (HP) + (Drive HP)
Propane Option
Electric (HP) + (Drive HP)
Air or Hydraulic

Cutter Drum / Tool Choices
Carbide Pin (Bit) Cutters
Diamond Shavers, Groovers
Tungsten Carbide Milling Picks
Carbide Scrapers, Millers
4N1 Carbide
300-Hour Carbide
Carbide Flails
Steel Flails (Beam or Stars)
Prep-it℠ Strips
Wire Brush

Standard Specifications
Removal width / pass (inches - mm)
up to 15.3" (381mm)
Removal width / pass (inches - mm) Swivel Engaged
Removal depth / pass (inches - mm)
up to 3/8" (9.525mm)
Hourly Production Rate (LF) (approx.)
Height (inches - mm)
46" (1117.6mm)
Width (inches - mm)
28" (685.8mm)
Length (inches - mm)
48" (1219.2mm)
Weight (lbs) (without drum, attachments)
Variable depth adjustment
Engage Cam Lever
Pressure Controls
Weight Plates
Vacuum Port with Containment Shroud
Cutter Shaft OD
0.98" (25mm)
Bushed Drums
Quantity Wheels
3 or 4
Feathering Caster
Remote Power Shut-Off
Ergonomic (Vibration Dampening) Handlebar
Side-Loading Cutter Drums
Drive System (Direct or # of belts)
Bearings Sealed (1) or Serviceable (2)
Manual, Self-Propelled or Ride-On

Available Equipment Options
Optional Water Control
Optional Water Tank
Parking Brake - Standard vs. Optional

Best for large-scale scarifying, diamond shaving, planing and more on concrete or asphalt surfaces.

Used by concrete resurfacing, asphalt milling and striping contractors who want to complete and get off the job fast.

Exclusive features of this machine:
Compact, heavy-duty design matching your hydraulic needs. More ultra-premium-grade cutter choices or diamond grooving drum, widest removal width, heavy-duty drum, 25mm shafts, dual micro-depth control settings, heavy-duty drive, front-wheel extenders, and more

SMITH takes pride in providing the best customer support in the industry. Others in the industry use SMITH as the marker of superior customer service.

Do you have a great SMITH experience you would like to tell others about? It's easy! Simply click the button to the right, fill out a few fields and click submit.

Submit Your Testimonial


© 2017 SMITH Surface-Prep Solutions - 1610 S. Dixie Highway, Pompano Beach, FL 33060-8913
Toll Free: 1-800-653-9311 | Ph: 954-941-9744 | Fax: 954-545-0348
Specifications and data are subject to change without notice.