• Hexagonal protective caps for M10 screws and nuts with a 17 mm wrench size. • Compatible with the most common standard parts such as DIN933, DIN934, and DIN985. • Made of durable anthracite-colored plastic for indoor and outdoor use. • Significantly protect screws and nuts against corrosion and dirt. • The shape of the caps protects against possible cuts from sharp edges. • Ideal for assembly of furniture, shops, or everyday repairs. • Provide a clean visual finish by hiding protruding hexagonal screws or nuts.