Create five kinds of oozing, gross slime with this kit! Make a slime that jiggles; sticky ooze that glues things together; mystery material that is solid one minute, liquid the next; rubbery, stretchy putty; and classic horror movie slime.
WARNING: Choking hazard. Small parts. Not for children under 3 years.
This useful attachment is easily added to the Pro Hub Tool (17078, sold separately) allowing the derby car builder to correct flaws in the outer wheel hub. This improves wheel-hub-to-axle-head contact which improves car's tracking. Improved tracking means more speed! Shaver ensures accurate rotation by squaring the outer wheel hub to the wheel bore for proper mounting on the Pro Wheel Mandrel (also sold separately). Learn More
Another exciting new addition to our official line of Pinewood Derby® car accessories! Easily molded into any shape you desire, tungsten putty can be used to add the perfect amount of weight exactly where you need it.
Putty is sticky, non-toxic, and waterproof—stays where you put it! Add the whole ounce or break off just what you need to fine-tune and finish your winning design.