This tool kit provides users an efficient way to get into many work all on DeWalt's 20V tool platform. This set includes 1/2'' (1.25 cm) drill/driver, 1/4'' (0.6 cm) impact driver, 6 1/2'' (16.5 cm) circular saw, LED work light, 2-20 V max Li-ion 2.0-Ah battery packs, and contractor carrying case. The 1/2'' drill/driver features a 2-speed transmission, delivering up to 2,000-RPM for small to medium fastening and drilling applications. The 1/4'' impact driver features 3 LED lights, providing optimum visibility and shadow-free lighting. The circular saw features a powerful 460 MWO and 3700 RPM motor. The 20-volt max Lithium-ion batteries charge in 1 hour, so you can get back to work quickly. Made of plastic and metal. 3-year limited warranty on tools.