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DYNABRADE 3-1/2" (89 mm) Dia. DynaLocke Dual-Action Sander, Non-Vacuum - 58465

DYNABRADE 3-1/2" (89 mm) Dia. DynaLocke Dual-Action Sander, Non-Vacuum - 58465

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DYNABRADE 3-1/2" (89 mm) Dia. DynaLocke Dual-Action Sander, Non-Vacuum - 58465

  •  .45 hp, 12,000 RPM, 3/16" (5 mm) Dia. Orbit/Rotary, Rear Exhaust.
  • 12,000 RPM DynaLocke is truly two-tools-in-one, easily changing from a rotary Disc Sander to Random Orbital Sander with the flip of a switch. Ideal for metal applications; great on composite materials.
  • Excellent for automotive work, such as paint stripping and blending.
  • Also utilized for leveling glue seams on Corian and other solid surfaces.
  • Switch is recessed within tool grip to prevent accidental engaging.
  • Includes low profile, premium urethane, hook-face sanding pad.
Specifications       
Air Consumption (SCFM) 23.0
Power (hp) 0.45
Max. RPM 12,000
Pad Face Hook-Face
Tool Spindle Thread 5/16-24 Female
Exhaust Type Rear
GL_Country Of Origin US
Hose I.D. in. (mm) 3/8"
Vacuum Type Non-Vacuum
Motor Type Rotary Vane
Height in. (mm) 5.375
Length in. (mm) 10.3125
Weight lb. (kg) 2.76
Width in. (mm) 7.0
Pkg. Height in. (mm) 6
Pkg. Length in. (mm) 13
Pkg. Weight lb. (kg) 3.73
Pkg. Width in. (mm) 7
CE Certified Yes
EAN (UPC) 0616026584655
EAC Certified Yes
Tool Style Two Hand
What our Experts Think  
  • The Dynabrade 58465 DynaLocke Dual-Action Sander (G75… / 58465) is a compact professional-grade 3.5" pneumatic finishing sander designed for precision surface prep, blending, and paint removal.
  • Features DynaLocke dual-mode technology, allowing instant switching between rotary sanding (aggressive cut) and random orbital action (fine finish) for maximum versatility in one tool.
  • Runs at a high-speed 12,000 RPM with a 3/16" (5 mm) orbit, making it ideal for controlled material removal without sacrificing surface quality.
  • Uses a 3-1/2" hook-and-loop pad system, optimized for small-area work such as spot repair, seam leveling, and detailed refinishing.
  • Built for automotive, fabrication, and composite applications, including paint stripping, blending, weld cleanup, and adhesive seam leveling.
  • Compact, balanced body with rear exhaust and ergonomic grip design improves control and reduces fatigue during extended finishing work.
  • Non-vacuum configuration keeps it simple and lightweight, making it a strong choice for shop use where external dust extraction isn’t required.
  • Best suited for professionals who need a high-control, dual-function sander for precision finishing in tight or detailed work areas, rather than large-panel sanding.
 
Q&A    

Q: What is the Dynabrade 58465 3-1/2" DynaLocke Dual-Action Sander used for?
A: It is a professional pneumatic dual-action sander designed for paint stripping, surface blending, metal finishing, and composite prep in automotive and industrial applications.

Q: What makes the DynaLocke system unique?
A: It features a two-in-one switch system that lets the tool change between rotary sanding (aggressive cut) and random orbital sanding (fine finish) for flexible surface work.

Q: What are its key specifications?
A: It has a 3-1/2" pad size, 12,000 RPM speed, 3/16" orbit, and a 0.45 HP air motor, delivering strong, consistent sanding performance.

Q: Is it suitable for precision work?
A: Yes, it is designed for controlled finishing and blending, including automotive refinishing and leveling seams on solid surfaces like composites.

Q: What are its main benefits?
A: It offers compact size, high speed, dual-mode flexibility, and stable handling, making it effective for both heavy cut and fine finish tasks in one tool


Maintenance Tips    
  • Lubricate air motor daily with pneumatic tool oil to maintain smooth orbital performance.
  • Use clean, dry compressed air at the recommended PSI to prevent internal corrosion and wear.
  • Inspect 3-1/2" DynaLocke pad regularly for wear, imbalance, or loose attachment.
  • Keep air inlet and exhaust ports clear of dust and sanding debris for proper airflow.
  • Check hose, fittings, and couplers for leaks to ensure stable power and speed.
  • Replace worn sanding pads and abrasives promptly to maintain consistent finish quality.
  • Operate at correct air pressure to avoid overspeeding and premature bearing wear.
  • Clean tool housing after each use to prevent buildup of fine sanding dust.
  • Monitor vibration or unusual noise, which may indicate pad or internal component wear.
  • Store in a dry, clean environment to protect internal air motor components from moisture and corrosion