14-20 Serrated Flange Nut Hex Lock Nuts Stainless Steel 304 Plain Finish Quantity 40

Product Description Flanged hex nuts with serrated face,reducing the chance of damage to the part and making it less likely to loosen as a result of an uneven fastening surface. Because of the serrations they cannot be used with a washer or on surfaces that cannot be scratched. The serrations help in avoiding vibration of nut and increase the holding power of nut. Product Specification Style: Serrated flanged hex nut; Size: 1/4-20; High quality stainless steel 304; Package Included: 40 PCS ; 30-day money back guaranteed;