The product is a pack of 20 x 9mm 3/8 bright zinc cap starlock washer shaft retaining clips on axle, manufactured by SCREWS CITY. These capped starlock washers are made of nickel with a nickel finish, designed in metric sizes ranging from 4mm to 20mm. Ideal for DIY materials in the home, furniture, and DIY sector, these clips provide a secure and reliable fastening solution for various applications.