Norton 34770 – Maroon Primer Prep Thin Flex Non-Woven Disc (6", 25 Pack)

2026-03-11T20:55:23-07:00

Type: Sanding Disc
Price: 41.67

Norton 34770 6" Maroon Primer Prep Thin Flex Non-Woven Discs (25 Pack) are premium surface conditioning discs engineered for quick primer scuffing, light blending, and smooth finish preparation on metal, primer, and painted surfaces. The maroon non-woven material provides controlled abrasion that efficiently removes surface contaminants and creates the ideal tooth for primer adhesion without gouging or heavy scratching. The thin, flexible design conforms to contours and edges, making these discs easy to use on flat panels as well as complex shapes. Designed for professional body shop and industrial use, this 25 pack offers excellent value and performance for high-volume finishing work.

Key Features

Diameter: Larger size for broad surface conditioning and wider coverage

Material: Non-woven surface conditioning for efficient primer scuffing and prep

Design: Flexible disc conforms to curves, contours, and complex surfaces 25

Pack: Bulk packaging ideal for high-volume shop use

Versatile Use: Great for primer prep, blending, and finishing on metal and painted surfaces

Professional-

Disc: Trusted Norton quality for automotive and industrial applications

Frequently Asked Questions

What is primer used for in auto body?

Primer provides a foundation between bare metal or body filler and topcoat paint. It fills minor imperfections, promotes paint adhesion, and provides corrosion protection.

Do I need to sand primer before painting?

Yes, primer surfacer should be block sanded with 320-400 grit to level the surface and provide the proper scratch pattern for paint adhesion.