Features: * Rust proof alumnum heads with steel shanks * Popular sizes blind rivets fit all hand and air riveters, foreign and domestic * Plastic sectioned storage case included What"s In The Box: * (250) 1/8-inch x 1/4-inch rivets * (250) 1/8-inch x 5/16-inch rivets * (250) 1/8-inch x 3/8-inch rivets * (250) 1/8-inch x 5/8-inch rivets * Plastic storage case