Marine10x50 Binoculars: Binoculars floating with 10x magnification and 50mm large objective lens.field of view is 396 feet at 1000 yards,with ±5 diopter left and right diopter ring, You can adjust the distance for better viewing without glasses and for fine focusing. The eyecups can be folded easily you can operate it with glasses.
High Quality BAK4 Binoculars: High refractive index BAK4 Porro Prism eliminates the stray light and improves color reproduction to 99.99%. Green FMC coating reduces the reflected light in the objective lens and improves light transmission, image brightness and image sharpness.
Designed for light stock removal and high luster polishing Works on a variety of surfaces including steel, aluminum, brass, silver, hard plastics, gold and other metals Impregnated with silicone abrasive and lubricant Eliminates the need for polishing compound
It accepts all accessory bits with 1/32 to 1/8 inch shanks. It allows you quickly and easily change accessory on rotary tool without changing collets, save time and highly improve your work efficiency. Not only suitable for rotary tool models 275, 285, 398; Also suitable for models 750, 770 and 781 Widely used on rotary tool models 4000, 400, 3000, 398, 300, 285, 275, 200, 100, 8220, 8200, 800, 780, 770, 7700, 750