The Spec Ops Magnetic Tourniquet Level features a Patented Bungee System that securely mounts the level to dimensional lumber up to 2x8 in., plastic pipes and other surfaces, while the rare earth magnets on the bottom securely grip to magnetic surfaces. Precision milled, high-strength aluminum, box beam construction for elite durability. Featuring 33% larger high-contrast green vials with 2% slope lines for maximum low-light visibility and speed. Match grade, epoxy-locked 360 deg. solid acrylic block vials deliver .0005 in. for guaranteed lifetime accuracy. The chamfered spine is built for strength and ease of use, while the tool-free, removable, shock-absorbing end caps will protect against drops and hard-use. 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. We support our nation's heroes by donating 3% of proceeds to veteran and first responder causes.The Spec Ops Magnetic Tourniquet Level features a Patented Bungee System that securely mounts the level to dimensional lumber up to 2x8 in., plastic pipes and other surfaces, while the rare earth magnets on the bottom securely grip to magnetic surfaces. Precision milled, high-strength aluminum, box beam construction for elite durability. Featuring 33% larger high-contrast green vials with 2% slope lines for maximum low-light visibility and speed. Match grade, epoxy-locked 360 deg. solid acrylic block vials deliver .0005 in. for guaranteed lifetime accuracy. The chamfered spine is built for strength and ease of use, while the tool-free, removable, shock-absorbing end caps will protect against drops and hard-use. 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. We support our nation's heroes by donating 3% of proceeds to veteran and first responder causes.