Hugh R. Besides the oils, if you can't get the nuts off, the Sear "Bolt Out" sockets as advertised on TV by Bob Veila, really do work at getting off rounded nuts.
They're sockets with internal biting teeth. Last edited by aways; at AM.. Thread Tools. All times are GMT The time now is AM. User Name.
Remember Me? Garage Garage. Manage My Garage. Browse by Username. Browse Recently Added. Here's a little secret: WD is not a penetrating oil. The product that comes in those iconic blue-and-yellow cans is more of a corrosion inhibitor than a true penetrating oil.
WD is also a water displacer hence the WD , keeping moisture away from sensitive metal surfaces, and it easily dissolves grease, grime, sap and residue on a variety of parts. But if you use this spray lubricant to try and loosen stuck fasteners you may be disappointed. Fortunately, if WD is a brand you trust, it offers a range of other products, including a penetrating oil.
Like the other items highlighted on this list, WD Specialist Penetrant Spray soaks into rust and corrosion to help loosen even the most stubborn fasteners.
It's also not a problem if you get it on rubber or plastic, plus, like standard WD, its blend of lubricants leaves behind a protective film that can prevent rust and corrosion from forming in the future. Do yourself a favor, before heading out to wrench on something in the garage, make sure you have penetrating oil in your toolbox. There are plenty of great options to choose from, and none of them cost an arm or a leg to take on rusty mechanical parts.
When used properly, these products can be worth their weight in gold, making it dramatically easier to remove rusty, crusty fasteners and ultimately complete an automotive repair job. From simple maintenance chores to heavy-duty tasks, penetrating oil is a must-have tool and a great labor saver. Climb in the driver's seat for the latest car news and reviews, delivered to your inbox twice weekly. Be respectful, keep it civil and stay on topic. We delete comments that violate our policy , which we encourage you to read.
Discussion threads can be closed at any time at our discretion. Roadshow editors pick the products and services we write about. When you buy through our links, we may get a commission. Craig Cole. The best overall penetrating oil Kroil. Jump to details. The best spray-can penetrating oil PB B'laster. Such is its pop-cultural ubiquity that it even co-stars in a well-known handyman apothegm: "If it moves and it shouldn't, you need duct tape.
If it doesn't move and it should, you need WD To find out, we culled various products recommended for use in five common DIY jobs and pitted them against WD Breaking the corrosion on a recalcitrant nut is an ego-rattling job for step-by-step directions, click here that requires not a lubricant but a penetrating fluid—a very low-viscosity oil. PB Blaster is mostly naphtha and petroleum oil and has a preternatural ability to insinuate its way into minuscule spaces.
For best results, apply once with care, wait 10 minutes, then apply and wait again before attempting removal. And if you don't mind a little mixology, try concocting a homemade cocktail of automatic transmission fluid combined with acetone, which can be as much as four times—repeat, four times—as effective as any other product.
The "wd" in WD stands for "water dispersal. But a better product for reanimating a stubbornly seized engine is Marvel Mystery Oil, a mixture of naphthenic hydrocarbons and mineral oil.
Invented by Burt Pierce after World War I to treat ailing carburetors, it got its name from its founder, who would respond to questions about its composition by saying, coyly, "It's a mystery! Jacques Gordon, contributing editor at Motor Age, says you just need to remove the spark plugs, squirt some Marvel Mystery Oil directly into the cylinder, leave it overnight, and then try to start it the next morning. Gordon notes that it also has other beneficial qualities: His high-mileage Packard with noisy lifters was in such disrepair that it wasn't worth rebuilding, so he just put a pint of Marvel Mystery Oil in the gas tank and one in the crank case.
The car was instantly quieter, smoother and more powerful. It works just as well for cleaning, degreasing, and preventing rust as it does at penetrating rusted metal objects to help you loosen then. Despite the single formula, WD is available in a wide variety of sizes and application methods — as well as multi-pack specials that save you money.
This product is a must-have for any home toolkit since you never know when it will come in handy. Both are versatile products with a large variety of uses, including loosening stuck nuts, bolts, and other objects. But which penetrating oil comes out on top? We have to hand it to WD It is easy to use. It penetrates quickly and deeply.
Is it the best penetrating oil on the market? That said, Liquid Wrench is also a time-trusted and well-tested option. Which product is your top pick? Leave a comment to let us know.
Hey I'm Russ and I have been a contractor for over 20 years. I know what the cost of having the right tools and materials for the job. My passion for woodworking and helping others by workshops in my wood shop. I have beginner classes all the way up expert trade classes.
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