3M

The Industry Standard for Auto Body & Restoration

Whether you are doing a minor touch-up, replacing exterior trim, or tackling a full frame-off restoration, professionals trust 3M. Shop our massive inventory of genuine 3M automotive products, including legendary Wetordry™ sandpaper, heavy-duty mounting tapes, advanced Scotch-Weld™ adhesives, and professional paint prep supplies. Find the exact 3M part number you need to get the job done right the first time.

View 3M Buying Guide & FAQs

Buying Guide: Choosing the Right 3M Products

3M Automotive Abrasives & Sandpaper
Getting a glass-like finish requires the right grit. 3M's Aluminum Oxide sheets are perfect for aggressive rust removal and rough body filler shaping (40 to 80 grit). For paint prep and clear coat leveling, transition to 3M Wetordry™ Sandpaper (1000 to 2000+ grit). Using these sheets wet prevents the paper from loading up with debris and ensures a uniform scratch pattern.

3M Tapes & Adhesives
Never trust cheap adhesives on exterior automotive parts. If you are reattaching badges, emblems, or body side moldings, look for 3M Double Sided Mounting Tape—it is formulated to withstand UV rays, extreme heat, and car washes. For electrical splicing or moisture sealing, 3M Scotch electrical tape and sealant pads provide OEM-grade insulation.

Paint Prep & Safety
A great paint job is 90% preparation. Before spraying any primer or basecoat, wipe down the panel with a 3M Tack Cloth to pull invisible dust and lint off the surface. And don't forget PPE—we carry 3M foam earplugs and safety glasses for high-decibel shop environments.

Frequently Asked Questions

What is the best 3M sandpaper for automotive clear coat?
For color sanding and leveling automotive clear coat, you should use 3M Wetordry sandpaper. Start with 1500-grit to knock down the "orange peel" texture, and finish with 2000 or 2500-grit before moving on to rubbing compound and polish.

Can I use 3M Scotch mounting tape for car emblems?
Yes, but you must use the correct type. Standard indoor mounting tape will fail. You need 3M Automotive Acrylic Plus Attachment Tape (or double-sided exterior foam tape), which is specifically designed to handle automotive flex, weather, and road vibrations.

What is a tack cloth used for in auto body work?
A 3M tack cloth is a specialized, slightly sticky synthetic fiber cloth used right before painting. Lightly wiping the vehicle panel with a tack cloth removes microscopic dust, dirt, and sanding particles that an air hose might miss, ensuring a flawless paint finish.