Eyelet setThe eyelet set contains an eyelet plier, a corresponding mandrel and 120 sets of eyelets (each set contains 1 eyelet and 1 washer) and a storage box. High QualityThese eyelets metal stainless steel are made of high quality white brass and the surface is zinc plated with galvanic finish, with very good corrosion resistance and shiny appearance, not easy to rust. Grommet SizeThese tarpaulin eyelets have an inside diameter of about 12 mm (1/2 inch), an outside diameter of about 21 mm (5/6 inch) and a height of 6 mm (1/5 inch). Easy UseThe eyelet kit is easy to repair yourself. Simply use the eyelet press and corresponding mandrel to position the washer in the right place and punch holes in leather crafts, belts or clothing, then press the eyelets together with a hammer for them. fix in place