Rick's Free Auto Repair Advice

Posts Tagged: WD-40 for rusted bolts

WD-40 for rusted bolts?

Is WD-40 for rusted bolts? WD-40 is a great all purpose lubricant. But people think it’s the best penetrating oil. It’s not. In fact, WD-40 makes a special product just for loosening rusted and stuck fasteners. It’s called Specialist Penetrant Spray. It works MUCH better than the ordinary blue can of their general purpose lubricant. But there are other equally effective rust penetrant sprays PB Blaster, Knockā€™r Loose, FreezeOff and Liquid Wrench are very good rust penetrant products. Any of them is better than ordinary a general purpose lube at … Read More


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