The Spec Ops Tools Magnetic Pocket Level will be your new go-to level for quickly checking level or plumb surfaces. This 4" compact pocket level will fit perfectly in any pocket, tool belt pouch, or anywhere else you see fit, making it a great addition to any professional's toolbox. Crafted from aluminum box beam, this level offers accuracy of 0.0005"/inch with 33% higher visibility epoxy-locked block vials for elite durability. The 2% slope lines were also added to help you do more with less. The invertible vial allows for accurate reading upside down using the milled surface, while the rare earth magnets on the bottom securely grip to magnetic surfaces. A carabiner is also included for rapid deployment and easy storage. And with a guarantee to deliver a lifetime of mission capability on the world's toughest job sites, this level has been drop tested to exceed MIL-STD-810G. All Spec Ops tools are backed by our five-star, hassle-free lifetime warranty, and with each purchase made, we support our nation's heroes by donating 3% of proceeds to veteran and first responder causes.