Uneo. Simply For Everything. The Bosch Uneo 14. 4 has power and versatility. The Bosch Uneo 14. 4 has maximum power and maximum versatility. Click here for a larger image. Hammering, Drilling, Screwdriving. All With Only One Tool. The Bosch 18-volt cordless rotary hammer Uneo with lithium-ion technology has maximum power and maximum versatility. A lightweight power tool from Bosch for easy DIY work, it allows you to put design ideas into practice in wood, metal, concrete or any other surface, independently of plug sockets and without annoying cables. It’s ideal for use indoors and outdoors. The innovation behind the Uneo 14. 4’s stellar performance is a pneumatic hammer mechanism with the smallest-ever dimensions. In combination with a powerful motor, it provides high power in an extremely small space.