[Wing Design] Nuts are similar in appearance to wings, also known as wing nuts. They have a special design, easy to tighten or loosen without using tools, which is convenient and saves your time. The butterfly-shaped nut remains the ideal solution for quickly assembling different elements. Thanks to its comfortable shape you would have a perfect grip, very practical for wet places or outdoors. [High quality materials] Our wing nut is made of 316 stainless steel, durable and sturdy, not easy to break. deform, corrosion and wear resistant, environmentally friendly, non-polluting, safe and non-toxic. It can be reused for a long time. Wear-resistant, corrosion-resistant and water-cleaned glossy surface can be shiny as new. [Wide Application] These wing nuts are designed for threaded rods and bolts, metric female thread very convenient . The nut is lightweight and sturdy for very quick and easy screw-on assembly. These wing nuts are mainly used in DIY tools, household appliances,