drives screws with a diameter of 10 to 35 mm into wood and up to 10 mm into masonry and metal long life with electronic features that protect the motor and extend battery life simple to use, powerful and versatile ampshare: the batteries and chargers are fully compatible with the bosch professional 18v system and many other tools from the brands of the ampshare battery alliance included items: gsb 18v-25, 2 gba 2.0 ah batteries, gal 18v-40, l-boxx