Indasa 5" Solid Sanding Discs – Rhynogrip Red Line, Hook & Loop, 40–2000 Grit (510 Series)

Indasa 5" Rhynogrip Red Line Solid Sanding Discs (510 Series) are premium aluminum-oxide hook & loop discs engineered for fast, clean cutting on body filler, primer, paint and clearcoat. The 5-inch solid (no-hole) format suits dual-action sanders for panel prep, blending and finishing. Available in 40–2000 grit, 50 discs per box.

Why pros choose Indasa Red Line

• High initial cut for rapid stock removal
• Anti-clog lubricant coating for a very long working life
• Flexible backing that conforms to curves and contours
• Uniform scratch pattern for a consistent, easy-to-refine finish
• Anti-static & dust-repellent for cleaner work
• Nylon hook & loop attaches fast and runs cooler than PSA

Best applications

• Old paint, fillers and primers
• Top coats and clear coats
• Fiberglass & gelcoat, solid surfaces and metals
• Automotive panel prep, blending and refinishing

Grit selection guide

• 40–80: heavy stock removal, stripping, leveling filler
• 120–180: filler shaping and primer prep
• 220–400: final paint/primer prep before topcoat
• 500–800: denibbing and clearcoat prep
• 1000–2000: wet/dry finishing before polishing

Compares to

A premium, professional-grade alternative to 3M Hookit Gold & Purple, Mirka Gold & Q.Silver, and Norton A275 / A975 Dry Ice.

Specifications

• Abrasive: premium aluminum oxide
• Backing: paper with velour grip (hook & loop)
• Disc size: 5" solid (no holes)
• Grit range: 40 to 2000  |  Pack: 50 discs per box
• Series: Indasa 510 Series

Frequently asked questions

Do these need a backup pad?
Yes — use a 5" hook & loop backup pad. Shop Grip Backup Pads.

Solid or vacuum discs?
These are solid (no holes). For dust extraction choose a 5" multi-hole or mesh Red Line disc.

Red Line vs White Line?
Red Line is the premium, longest-life line with the highest cut rate; White Line is the everyday line.

Part of the Indasa Red Line series. Also available in 3" (320), 6" (620) and 8" (820) sizes.