HIGH QUALITY - These rivets are made of 304 stainless steel. With high performance of corrosion resistance and acid resistance, they are strong and durable, when installed, you will no longer worry about them rusting and breaking. | SIZE & QUANTITY - This 120pc stainless steel blind rivets assortment kit includes 4 different sizes for you to deal with multiple needs. It includes 1/8"x1/4" (30pcs), 1/8"x3/8" (30pcs), 5/32"x1/2" (30pcs), 3/16"x1/2" (30pcs). | STRONG HOLD - The thick shaft of the rivets can ensure a firm fixation and pops out when tightening. | PACKING - 120pcs 4 sizes packed in a sturdy transparent plastic case, easy to store. Besides, the box can be used for a storage box. | WIDE APPLICATION - Our rivets are very strong and very suitable for indoor and outdoor use. They are perfect for you when you need them most. After the riveting process is completed, it will not deform the surface. Good resistance to temperature changes.