About this item Compact 18V battery – provides next-gen power and runtime, while losing the weight, for tools used on the jobsite all day Charging convenience – allows users to charge a BOSCH 18V 4.0 Ah battery to 80% in 48 minutes or to 100% in about an hour High-power cells – use enhanced 21700 Cell technology, combined with advanced design, to produce higher power for a longer time User control and portability - The grinder features a narrow grip zone, for user control and ergonomics. The GWS18V-8 also features a soft-grip design, which provides best user comfort. Professional performance - The brushless grinder features an efficient 18V motor for equivalent 8.0 amps of power and spiral bevel gears. It provides a robust 11,000 no-load rpm, to perform professional cutting and grinding applications. Advanced electronics - With restart protection, this grinder helps prevent accidental tool startup when switching batteries. It has soft-start technology, which reduces startup torque to ease into cuts. › See more product details