WinnerEco 300pcs Laptop Screws Set with Screwdriver for Computer PC SONY DELL SAMSUNG IBM HP Made of alloy steel, durable Entire set contains 15 different sizes, each Size 20 pcs, total 300pcs Convenient for you to repair the laptop Well packaged - each size comes in individual package with labels for easy identification Ideal replacement screws for computers, laptops and other devices. May also be used for other repairs or projects where small screws are needed