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DYNABRADE

DYNABRADE Dynafile II Abrasive Belt Tool - 40320

DYNABRADE Dynafile II Abrasive Belt Tool - 40320

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DYNABRADE Dynafile II Abrasive Belt Tool - 40320

  • .5 hp, 7 Degree Offset, 20,000 RPM, Front Exhaust, for 1/4"-3/4" W x 18" L (6-19 mm x 457 mm) Belts.
  • Grind, deburr, blend and polish, on metal, plastic, fiberglass, composites, rubber, glass and more. Grind from contact wheel or platen pad; finish and polish using slack of belt.
  • Tool includes 11206 Contact Arm for 3/4" wide x 18" long abrasive belts.
  • Lightweight, ergonomic 7 degree offset design. Grinding head pivots 360 degrees for securing in most efficient position.
  • Belt guard easily detaches for quick abrasive change; simple belt tracking adjustment knob.
Specifications
Air Consumption (SCFM) 28.0
Power (hp) 0.5
Max. RPM 20,000
Max. SFPM 4,550
Air Inlet Thread 1/4" NPT
Exhaust Type Front
GL_Country Of Origin US
Hose I.D. in. (mm) 3/8"
Vacuum Type Non-Vacuum
Motor Type Rotary Vane
Height in. (mm) 4.875
Length in. (mm) 14.25
Weight lb. (kg) 2.81
Width in. (mm) 6.5
Pkg. Height in. (mm) 4.5
Pkg. Length in. (mm) 10
Pkg. Weight lb. (kg) 3.58
Pkg. Width in. (mm) 6.25
CE Certified Yes
EAN (UPC) 0616026403208
EAC Certified Yes
Tool Style 7 Degree Offset
What our Experts Think
  • Precision Finishing Excellence โ€“ The Dynabrade 40320 Dynafile II is engineered for grinding, deburring, blending, polishing, and detailed surface preparation with exceptional accuracy.
  • Reaches Areas Larger Tools Cannot โ€“ Its narrow abrasive belt design provides outstanding access to corners, contours, weld seams, and intricate surfaces.
  • Versatile Material Removal โ€“ Capable of handling both aggressive stock removal and fine finishing tasks across a wide range of materials.
  • Superior Control & Maneuverability โ€“ Lightweight ergonomic construction allows precise handling while reducing operator fatigue during extended use.
  • Built for Industrial Durability โ€“ Designed to withstand demanding fabrication, manufacturing, and maintenance environments.
  • Professional-Quality Results โ€“ Helps achieve smooth, consistent finishes for high-quality fabrication, restoration, and surface-conditioning work.
  • Best For: Weld blending, deburring, metal fabrication, aerospace manufacturing, automotive restoration, maintenance operations, and precision surface finishing.
Q&A

Q: What is the DYNABRADE 40320 Dynafile II Abrasive Belt Tool used for?
A: It is designed for precision grinding, deburring, blending, sanding, and finishing in tight and hard-to-reach areas.

Q: Is this tool suitable for detailed surface preparation?
A: Yes, its narrow belt design provides excellent control for precision finishing and intricate applications.

Q: What materials can the Dynafile II work on?
A: It is suitable for metal, stainless steel, composites, plastics, and other industrial materials.

Q: Can it be used in professional production environments?
A: Yes, it is ideal for fabrication, aerospace, automotive, manufacturing, and maintenance applications.

Q: How can I maintain optimal performance?
A: Keep abrasive belts properly tensioned, use clean compressed air, inspect components regularly, and replace worn belts as needed.

Maintenance Tips
  • Lubricate the air motor daily with approved pneumatic tool oil for smooth, reliable operation.
  • Inspect abrasive belts before use and replace worn, damaged, or stretched belts promptly.
  • Keep contact wheels, guide arms, and belt tracking components clean and free of debris.
  • Check belt tension and alignment regularly to ensure efficient material removal and longer belt life.
  • Use clean, dry compressed air at the recommended operating pressure.
  • Inspect air hoses, fittings, and safety guards for leaks or wear before operation.
  • Remove dust and grinding residue after each use to maintain optimal performance.
  • Store the tool in a clean, dry environment and routinely inspect moving parts and fasteners for wear.