With more torque and improved durability, these Spec Ops Nut Drivers deliver ultimate control and perfect fit. The Spec Ops 7-piece metric nut driver set includes 7" driver x 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm. All Spec Ops nut drivers are manufactured with CR-V heat-treated steel for up to 2X longer life. These nut drivers are constructed with max-control MOA grips for up to 40% more torque. The handle slot allows other drivers to be inserted into the handle to apply added leverage and torque. For added convenience, the marked endcaps allow for quick size identification when stored in your tool belt or pouch. This nut driver set also comes with a zipper storage bag. And with a guarantee to deliver a lifetime of mission capability on the world's toughest job sites, these drivers have been drop tested at 100 feet to surpass MIL-SPEC standards. We support our nation's heroes by donating 3% of proceeds to veteran and first responder causes.With more torque and improved durability, these Spec Ops Nut Drivers deliver ultimate control and perfect fit. The Spec Ops 7-piece metric nut driver set includes 7 IN. driver x 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm. All Spec Ops nut drivers are manufactured with CR-V heat-treated steel blades for up to 2X longer tip life. These nut drivers are tough, durable, and constructed with max-control MOA grips for up to 40% more torque. The handle slot allows other drivers to be inserted into the handle to apply added leverage and torque. For added convenience, the marked endcaps allow for quick size identification when stored in your tool belt or pouch.