A nut is a type of fastener with a threaded hole. Nuts are almost always used in conjunction with a mating bolt to fasten multiple parts together. Features. 832 in. Keps MS Nickel Nut. Made with high quality materialSpecifications. Color Nickel Plated. Length 0.15 in / 0.38 cm. Width 0.3 in / 0.76 cm. Height 0.15 in / 0.38 cm