Indasa 3" Rhynogrip Redline Solid Sanding Discs, 320 Series

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Not sure which grit? Tap for a quick guide
P36-P60 Coarse — stripping paint, leveling filler, shaping
P80-P100 Medium-coarse — rough sanding, deep scratches
P120-P150 Medium — smoothing, scuff before primer
P180-P220 Fine — sand before primer or paint
P320-P400 Very fine — finishing, scuff for adhesion
P500-P1000 Ultra-fine / wet — wet sanding, polishing prep
Open the full Grit Guide →
Grit: 40
Diameter: 3"
Price:
Sale price$32.00 Regular price$33.50

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Description

Indasa Rhynogrip Red Line 3" Solid Sanding Discs (320 Series)

Premium Performance. Precision Results.

Product Overview
The Indasa Rhynogrip Red Line 3" Solid Sanding Discs (320 Series) deliver unmatched performance across a wide range of materials and applications—from heavy stock removal to fine surface preparation and micro-finishing prior to polishing. Engineered with Indasa’s premium aluminum oxide grain and advanced lubricant coating, these discs maintain cutting power while resisting clogging and extending disc life.

Compact 3-inch discs are ideal for tight or contoured areas such as wheel rim repair, headlight restoration, wooden furniture detailing, and precision bodywork. The hook & loop grip backing ensures quick attachment, cooler operation, and effortless disc changes.


Features & Benefits

  • High Cutting Power – Aggressive initial cut for rapid stock removal and superior productivity.

  • Consistent Finish – Uniform scratch pattern ensures flawless surface preparation for coatings and finishes.

  • Clog-Resistant Design – Lubricated coating minimizes loading, extending working life and maintaining efficiency.

  • Flexible Backing – Conforms easily to curves and contours for precision work.

  • Cool Running System – Velour grip runs cooler than PSA adhesives, preventing overheating or swirl marks.

  • Anti-Static Technology – Reduces dust buildup and enhances operator control.

  • Long Life Performance – Advanced resin bonding delivers durability and stability across grits.


Product Specifications

  • Disc Size: 3" Diameter

  • Backing: A/C/D-weight paper with velour (hook & loop) grip

  • Abrasive Grain: Premium Aluminum Oxide

  • Bonding: Modified synthetic resin

  • Grit Range: 40 – 2,000 (Indasa 320 Series)

  • Quantity: 50 discs per box

  • Compatibility: Fits standard 3" hook & loop backup pads

  • Also Available: 5", 6", and 8" disc sizes


Recommended Applications

  • Old Paint Removal

  • Body Fillers & Primers

  • Top Coats & Clear Coats

  • Fiberglass & Gelcoat

  • Solid Surface Materials

  • Metal & Alloy Refinishing

  • Woodworking & Floor Finishing


Why Choose Indasa Red Line

The Red Line Series represents Indasa’s highest-performance abrasives—crafted for professionals demanding the best in cutting speed, durability, and finish consistency. Trusted worldwide in automotive, marine, and woodworking industries, Red Line abrasives deliver the perfect balance of speed, precision, and value.

Note: We work hard to keep everything in stock and ready for you. If something is temporarily unavailable, we'll still get your order out the door within 3 business days.

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