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Dynabrade

DYNABRADE 4" (102 mm) Dia. Straight-Line Type 1 Extension Wheel Grinder - 52380

DYNABRADE 4" (102 mm) Dia. Straight-Line Type 1 Extension Wheel Grinder - 52380

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DYNABRADE 4" (102 mm) Dia. Straight-Line Type 1 Extension Wheel Grinder - 52380

  •  1 hp, 15,000 RPM, Rear Exhaust, 3/8"-24 Spindle Thread.
  • Type 1 Wheel Grinder, for cleaning metal, grinding and smoothing weld seams, removing imperfections before painting.
  • 4" Diameter, Straight Line, 1 hp, 6" Extension, 15,000 RPM.
  • Accepts optional 4" diameter Type 1 Wheel, with 3/8" center hole (maximum wheel width of 1/4").
  • Governor-controlled motor maintains RPM under heavy load; rear exhaust. Safety-lock lever is included on all models.
  • Standard cushioned grip enhances operator comfort and allows additional control.
Specifications
Air Consumption (SCFM) 39.0
Power (hp) 1.0
Max. RPM 15,000
Tool Spindle Thread 3/8" - 24 Male
Air Inlet Thread 3/8" NPT
Exhaust Type Rear
GL_Country Of Origin US
Hose I.D. in. (mm) 3/8"
Vacuum Type Non-Vacuum
Height in. (mm) 4.5
Length in. (mm) 11.25
Weight lb. (kg) 4.41
Width in. (mm) 9.5
Pkg. Height in. (mm) 4.5
Pkg. Length in. (mm) 14.5
Pkg. Weight lb. (kg) 5.95
Pkg. Width in. (mm) 9.5
CE Certified Yes
EAN (UPC) 0616026523807
EAC Certified Yes
Tool Style Straight Line
What our Experts Think
  • Extended Reach & Power: 4" (102 mm) wheel with extension for grinding in confined spaces without sacrificing performance.

  • Straight-Line Motion: Ensures smooth, controlled grinding for precision surface prep.

  • Ergonomic Design: Lightweight and balanced to reduce operator fatigue.

  • Durable & Reliable: Built for heavy-duty industrial applications and long service life.

  • Versatile Use: Ideal for weld prep, deburring, blending, and finishing tasks.

  • Consistent Speed & Torque: Provides steady, reliable results every time.

Q&A

Q: What is the Dynabrade 52380 Extension Wheel Grinder used for?
A: Precision grinding and deburring in tight or hard-to-reach areas.

Q: What type of grinder is this?
A: Straight-line Type 1 wheel grinder with an extended spindle for enhanced reach.

Q: What is the wheel size?
A: Uses a 4-inch (102 mm) diameter grinding wheel for versatile surface work.

Q: How does the extension improve functionality?
A: Offers increased access to recessed or confined spaces, improving user control.

Q: Which industries benefit from this grinder?
A: Common in aerospace, automotive, metal fabrication, and maintenance.

Maintenance Tips
  • Inspect Wheel Before Use: Check for cracks or wear; replace if necessary.

  • Secure Guards & Fasteners: Tighten to ensure safe, stable operation.

  • Lubricate Gear Mechanism: Follow manual guidelines for smooth performance.

  • Clean Tool Regularly: Remove dust and debris to prevent damage.

  • Use Clean, Dry Air: Avoid moisture to extend tool life and maintain power.