3M Hard Hat Lets You Know When It Expires—Get Yours Free
Most people might not be aware of this, but hard hats expire. The expiration date varies by manufacturer, and it also varies depending on your working conditions, but most manufactures recommend you replace your hard hat every five years. But do you remember the year you purchased your hard hat, because I don't. Thankfully 3M has come out with a hard hat that lets you know when it is time to be replaced—and you can get one for FREE.
Metal 3D Printed Socket Wrench Up On Kickstarter
3D printing technology sure has come a long way in these last few years. Something that wasn't even well known, is now not only known, but is at the point where it can actually be used to make production items. The NRG3 Roller Socket Wrench was prototyped using 3D Metal Printing and they plan on using 3D technology in production units.