- Complete set of 328 external retaining washers, e-clip type, made of high-quality alloy steel - Includes 9 different sizes to suit multiple applications: 1.5 mm (50 pcs), 3 mm (50 pcs), 4 mm (50 pcs), 6 mm (50 pcs), 9 mm (50 pcs), 10 mm (40 pcs), 15 mm (20 pcs), 19 mm (10 pcs), 22 mm (8 pcs) - Durable material: heat-treated hardened steel, offers high tensile strength and long service life - Concave design ensures a firm grip and efficient retention on shafts and components - Supplied in a sturdy plastic box, ideal for keeping parts organized and protected - Recommended for DIY, hardware, machinery repair, bearing fixing, gears, and pulleys - Black finish for increased corrosion protection and a professional appearance