Liquid Hardener mixes with Fiberglass Resin and Bondo Metal Reinforced Filler to create high-quality, long-lasting repairs. When hardener is mixed with product, a chemical reaction occurs to create a mixture that will deliver a strong, lasting repair. Our hardener is also easy to mix.
3M 00912, Bondo Liquid Hardener, .37 oz, 7100152666
This item has been Discontinued.
Bondo Liquid Hardener mixes with Fiberglass Resin and Bondo Metal Reinforced Filler to create high-quality, long-lasting repairs. When hardener is mixed with product, a chemical reaction occurs to create a mixture that will deliver a strong, lasting repair.

3M™ 72016, Remote Alarm & Strobe 529-05-20, Audible, 7000131708, 1 EA/Case
Insize HDT-LP200-D15, IMPACT DEVICE D+15, 6940561948424
3M 34675, 641WY, 1" X 30", 400 Mesh, Diamond Cloth Belts, 7100111369
ACS Diamond Cloth Belt, CX1250 3" X 30" 75U
3M 19674, Scotch-Seal Industrial Sealant 800, Reddish Brown, 5 oz Tube, 7000000792, 36/Case
3M™ 07010, Supplied Air Respirator Hose W-9435-25/07010(AAD), 25 ft, 3/8 in ID, Industrial Interchange Fittings, High Pressure, 7000005374, 1 EA/Case
3M 11412, Roloc Disc 361F, 36 YF-weight, TR, 1 in, Die R100N, 7000045092
3M 62812, Adhesive Sealant 740 UV, White, 290 mL Cartridge, 7100116448, 12 per case
Standard Abrasives 547003, Adapter, 5/8"-11 Male x 3/8"-24 Female, 7010368726
3M Scotchkote Liquid Epoxy Coating Spray System HSS Mix Nozzle, RightAngle, 7000058900 
