The CRAFTSMAN IMPACT RATED 2-piece 1/4-inch x 2-inch Phillips impact driver bit will help you finish countless projects because of the versatility of Phillips screws. The #2 Phillips bits can be used in DIY construction, automotive, electronic, and home improvement work. You can use it to drive screws onto wood and metal materials. These are engineered to be stronger than ordinary bits. They have an optimal torsion zone, which is made especially for impact driver use (they’re universally compatible with various impact drivers). They don’t come with a case, but you can easily store them in any toolbox.