3-1/2" Platinum Hook & Loop Sanding Discs — Festool RO 90 Compatible

USA1 Abrasives 3-1/2" Platinum Hook & Loop Sanding Discs are specifically designed for the Festool RO 90 and other 3-1/2" (90mm) detail sanders. Premium white aluminum oxide abrasive with stearate coating delivers superior finish quality and longer disc life for fine detail work, tight corners, and precision finishing applications. 7-hole dust extraction pattern. Sold in packs of 50 discs.

Technical Specifications

• Abrasive Material: Premium white aluminum oxide
• Backing: C-weight paper with stearate coating
• Attachment: Hook & loop
• Diameter: 3-1/2" (90mm)
• Package Size: 50 discs per pack
• Available Grits: 40, 60, 80, 100, 120, 150, 180, 220, 320, 400, 600
• Hole Pattern: 7-hole dust extraction

Compatible Sanders

• Festool RO 90
• Other 3-1/2" (90mm) hook & loop detail sanders

Key Features & Benefits

• Festool RO 90 Compatible: 7-hole pattern matches Festool's dust extraction system
• Premium White Aluminum Oxide: Superior finish quality vs. standard brown aluminum oxide
• Stearate Coating: Acts as a lubricant — extends disc life and reduces heat
• Full Grit Range: 40–600 grit for every stage from shaping to ultra-fine finishing
• Pack of 50: Economical supply for professional use

Recommended Applications

• Detail sanding in tight corners and small areas
• Fine furniture and cabinet finishing
• Between-coat sanding on fine finishes
• Precision woodworking and millwork

Grit Selection Guide

• 40-60 Grit: Aggressive shaping and stock removal
• 80-120 Grit: General smoothing and surface preparation
• 150-220 Grit: Fine finishing before topcoat
• 320-600 Grit: Ultra-fine finishing and between-coat sanding

Festool RO 90 Compatible. Platinum Quality. 50 Discs Per Pack.