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3M Products

HARDNR LIQUID .37OZ 6/CS

$3.19

SKU: 3004 912

In Stock
In Stock
Ships by Aug 3
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

HARDNR LIQUID .37OZ 6/CS

MIA's Description

The 3M Bondo 912 is a liquid hardener designed for use with Bondo polyester fiberglass resin and Bondo Metal Reinforced Filler. It creates a chemical reaction with the resin to achieve fast curing and a waterproof repair. This hardener is suitable for auto body and boat repairs, tubs, showers, sinks, pools, and hot tubs. It is intended for industrial or occupational use only and is not for consumer sale or use. The product has a flash point of 93.3 degrees Celsius.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

Brand3M Products
Part Number3004 912

Videos

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BONDO ALL-PURPOSE PUTTY SIMPLE PREP & CLEAN UP TIPS / EASY, QUICK AND CLEAN! No Mess, No Fuss!!!

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Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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