3-IN-ONE® Fast-Acting Penetrant

Bust out of tight or rusty situations—fast—with this easy-to-apply penetrating oil.

Product Details

When you have bolts, nuts, threads, or other small parts stuck or rusted together, free them up quickly with 3-IN-ONE® Fast-Acting Penetrant. This penetrating oil quickly breaks apart tough bonds, and is better than the competition in preventing new rust from forming*. 3-IN-ONE® Fast-Acting Penetrant is safe to use on metal, plastic, and rubber, and the twist-tip Marksman Spout ensures precise, no-mess and leak-free application, so you can get unstuck easily without all the mess. 


Use For

  • Freeing stuck and rusted bolts, nuts, hinges, threads, and chains
  • Preventing rust on parts, tools, hunting, fishing, cycling and marine gear
*Independent laboratory testing 2012
** Assured Testing Laboratory 2013

UPC# 0 79567 12001 8

  • checkmark

    Penetrates up to 3 times faster than leading competitors*

  • checkmark

    Prevents rust better than leading competitors**

  • checkmark

    Marksman spout for easy precision application and leak prevention

  • checkmark

    Safe for use on plastics, rubber, and metal

  • checkmark

    50-State VOC compliant

UPC# 0 79567 12001 8


3-IN-ONE® in action

3-IN-ONE® RVcare® Slide-Out Silicone Lube extends the life of your slide-outs by maintaining smooth, quiet operation. See how easy it is to apply, and how quickly it works.

View all how-tos


Product FAQs



3 in 1 multi purpose oil

Shop 3-IN-ONE®

Where to Buy

With products that call out their specific function and area of use, 3-IN-ONE® makes it easy to select the right solution for the project at hand. See where 3-IN-ONE® is available near you.

Find a Retailer