A thumbscrew is a type of screw drive with either a tall head and knurled sides, or a flat and vertical head. Thumbscrews are intended to be tightened and loosened by hand and are not found in structural applications. W.M. Berg offers a wide variety of sizes of thumb screws, custom engineered thumb screws, and provides whatever quantity you need for your particular application. Thumb screws are used by the computer industry, in consumer electronics, in aerospace, medical and telecommunication equipment, as well as in metal fabrication.

W.M. Berg provides the highest quality thumb screws manufactured from 416 stainless steel hardened Rockwell C26-32 or from 303 stainless steel. All thumb screws come in a variety of tap sizes and lengths. W.M. Berg thumbscrews are all of the knurled style. W.M. Berg is committed to quality and to providing our customers great value, which is one of the reasons we’ve grown to be one of the world’s largest manufacturers of precision parts. Let W.M. Berg help you with your thumb screw needs.