Home » Shop » Abrasives » 3M 34403 Hookit Flexible Dust-Free Abrasive Disc – 6 in, P400 Gray, Medium Grade

3M 34403 Hookit Flexible Dust-Free Abrasive Disc – 6 in, P400 Gray, Medium Grade

Original price was: $52.09.Current price is: $38.05.

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SKU: MMM.34403.BX Category:

Built for the job.

3M™ Hookit™ flexible abrasive disc 270J is precision-coated with high quality minerals and resins to deliver longer-lasting performance for primer sanding, blend preparation and paint finishing. Our versatile discs provide excellent cut and finish performance with high flexibility, anti-loading technology and…

Why Pros Choose 3M MMM

  • Offers high flexibility and conformability
  • Premium quality delivers uniform, consistent finishes every time
  • Reduced burn through when sanding thin-coated surfaces
  • Wide range of grades for precision perfect results
  • 3M™ Hookit™ attachment system provides easy reuse, optimizing disc life
  • Long-lasting abrasives reduce material consumption

How to Use

For primer sanding, blend preparation and paint finishing

Compatibility

Compatible substrates: E-Coat.

Specifications

Technical specifications for 3M™ 34403 270J Series Flexible Dust Free Abrasive Disc, 6 in Dia, P400 Grit, Hook and Loop, Gray
Part No. 34403
Product Line MMM
MFR Model 34403
Application For primer sanding, blend preparation and paint finishing
Manufacturer 3M Products
Alternate Part Number-1 60455072649
UPC 051131344037
Brand 3M™
Vacuum (yes/no) Yes
Grit P400
Grade Medium
Abrasive Material Aluminum Oxide
Wet/Dry Wet/Dry
Series 270J
Color Gray
Backing Material Film
Diameter (in) 6
Attachment Type Hookit™ Hook and Loop

About 3M

3M is a global leader in abrasives, masking, and body repair products. Trusted by OEM collision centers for high-performance prep and finishing solutions.

Frequently Asked Questions

What surfaces can 3M MMM be used on?

3M MMM is compatible with E-Coat. Always ensure the surface is properly cleaned, degreased, and sanded before application to achieve the strongest adhesion and a professional finish.

How fast does autofxmart ship 3M MMM?

Most in-stock orders for 3M MMM ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.

Is this 3M product genuine?

Yes. autofxmart is an authorized distributor of 3M products. Every unit is factory-fresh, sealed, and backed by the manufacturer’s standard warranty. If you have a concern, contact [email protected] and we will make it right.

What is the manufacturer part number (MPN) for 3M MMM?

The MPN for 3M MMM is 34403. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.

Documents & Safety

  • 3m_34350_catalog.pdf

Why Buy from autofxmart

  • Authorized distributor — authentic, factory-fresh stock.
  • Fast US shipping — most orders ship within 1 business day.
  • 30-day returns — buy with confidence.
  • Pro-shop pricing — bulk discounts available on request.
  • Expert support — questions? Email us at [email protected].