Replaceable-Tip Drill: 11.5 to 11.9 mm Dia, 35 mm Max Depth, 16 mm Weldon Flat Shank MPN:3202421

This pair of magnifying safety glasses provides a crystal-clear vision with their +2 diopter magnification for detailed work, enhancing productivity and comfort. With scratch-resistant lenses that offer 99% UV protection against harmful rays, your eyes will be protected in any setting while reducing eye strain or fatigue typically caused by prolonged close-up tasks. Meeting both ANSI Z87.1 (U.S) and CSA Z94.3-07 (Canada) safety standards makes them ideal for various applications such as industrial manufacturing, construction sites, lab research, hobbyists or medical examinations performed by optometrists and dental professionals who demand the utmost eye protection during critical procedures.