This set offers speed, power, performance and music!. The PS31 is an easy-to-use drill/driver featuring a two-speed, three-jaw chuck and offers a robust, durable design that packs a punch without sacrificing either comfort or control. The PS41 12-volt max lithium-ion impact driver is small and powerful, meeting a wide variety of professional demands for the jobsite. The Bosch PB120 12-Volt Compact Radio provides the best combination sound performance, size and weight. High performance speakers provide maximum sound quality and advanced digital signal processing optimizes AM/FM reception strength on virtually any job. The PB120 is compatible with the new Bosch Click & Go System and is so compact that it stores conveniently in just 1/2 of the new Bosch L-BOXX-1 carrying case. The Bosch CLPK33-120LP 3-Tool Combo Kit includes the LBOXX-1 and L-BOXX-1A with 6-piece exact-fit accessory tray inserts which allows for complete organization, storage and mobility solution for professionals on the go.