Plastic Butterfly Nut, Hand Nut, Wing Nut Dongguan Top Hardware Co., Ltd. Base Info Model NO.:M3-12Material:Plastic SteelType:Round HeadConnection:Common BoltHead Style:WingStandard:DIN, ANSI, GBGrade:6.8Transport Package:CartonOrigin:China Description Pre:High Strength and Hardness Stainless Steel Square U Bolt Next:High Quality Iron Nails Manufacturer Loose Nails for Wood Pallet Maker