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DYNABRADE

DYNABRADE Dynafine Finger Sander - 57930

DYNABRADE Dynafine Finger Sander - 57930

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DYNABRADE Dynafine Finger Sander - 57930

  • .12 hp, 7 Degree Offset, 15,000 RPM, 1/32" (1 mm) Dia. Orbit, Rear Exhaust.
  • Tool includes 57932 Offset Sanding Arm (with 57938 Soft Platen Pad), 94407 Flow-Control Dynaswivel and an assortment of abrasives.
  • Ideal for use on wood, metal, varnished surfaces, non-ferrous metals, stone, glass, marble, plastic, composites, painted surfaces and more!
  • Handle is offset 7 Degree for greater operator comfort and control. 1/32" dia. orbital action for fine finishes.
Specifications
Abrasive Shape Pad
Air Consumption (SCFM) 20.0
Power (hp) 0.12
Max. RPM 13,000
Pad Mounting Style 2 Screws
Exhaust Type Rear
GL_Country Of Origin US
Hose I.D. in. (mm) 1/4"
Vacuum Type Non-Vacuum
Motor Type Rotary Vane
Height in. (mm) 4.0
Length in. (mm) 11.75
Weight lb. (kg) 1.82
Width in. (mm) 5.5
Pkg. Height in. (mm) 2.5
Pkg. Length in. (mm) 16
Pkg. Weight lb. (kg) 2.56
Pkg. Width in. (mm) 5.5
CE Certified Yes
EAN (UPC) 0616026579309
EAC Certified Yes
Tool Style 7 Degree Offset
What our Experts Think
  • Designed for Precision Finger Sanding โ€“ The Dynabrade 57930 Dynafine Finger Sander is engineered for accurate sanding, deburring, and surface preparation in narrow and hard-to-reach areas.
  • Excellent Access to Tight Spaces โ€“ The slim finger-style sanding head easily reaches inside corners, grooves, slots, and intricate profiles where standard sanders cannot.
  • Smooth, Controlled Finishing โ€“ Provides consistent material removal for clean, professional-quality finishes on detailed workpieces.
  • Lightweight & Ergonomic Design โ€“ Compact, well-balanced construction offers excellent control while reducing operator fatigue during prolonged use.
  • Built for Industrial Durability โ€“ Rugged construction ensures dependable performance in demanding woodworking, automotive, aerospace, composite, and manufacturing environments.
  • Versatile Detail Sanding โ€“ Ideal for edge finishing, paint preparation, weld cleanup, composite work, mold and die finishing, and precision touch-up applications.
  • Best For: Automotive refinishing, woodworking, aerospace manufacturing, composite finishing, mold and die work, precision surface preparation, and intricate detail sanding.
Q&A

Q: What is the DYNABRADE 57930 Dynafine Finger Sander used for?
A: It is designed for precision sanding, blending, and fine finishing in narrow, hard-to-reach areas such as grooves, slots, edges, and detailed surfaces. It is ideal for wood, metal, composites, plastics, painted surfaces, and more.

Q: What are the benefits of the finger sander design?
A: Its slim finger-style sanding arm and 1/32" orbital action provide excellent control, easy access to confined spaces, and a smooth, swirl-free finish.

Q: What materials can this finger sander be used on?
A: It is suitable for wood, metal, non-ferrous metals, composites, plastics, fiberglass, painted surfaces, varnished surfaces, stone, glass, and marble.

Q: Is this sander suitable for professional applications?
A: Yes, it is ideal for woodworking, aerospace, automotive, manufacturing, mold making, and other precision finishing applications.

Q: How can I maintain optimal performance?
A: Use clean, dry compressed air, inspect the sanding arm and pad regularly, replace worn abrasives promptly, lubricate the tool as recommended, and keep moving parts clean for reliable, long-lasting performance.

Maintenance Tips
  • Lubricate the air motor daily with approved pneumatic tool oil for smooth, reliable operation.
  • Inspect sanding belts and contact arms regularly, replacing worn or damaged components promptly.
  • Keep the sanding arm, rollers, and belt tracking components clean and free of dust and debris.
  • Use clean, dry compressed air at the recommended operating pressure to minimize internal wear.
  • Check air hoses, fittings, and fasteners regularly for leaks, wear, or damage.
  • Maintain proper belt tension and alignment for consistent sanding performance.
  • Remove sanding dust after each use to maintain efficiency and extend component life.
  • Store the tool in a clean, dry environment to prevent corrosion and extend service life.