6130-33 7AMP 4-1/2" ANG GRINDER MILWAUKEE | Featuring a compact and lightweight design, the 4-1/2 in small angle grinder (6130-33) is the smallest in Milwaukee's extensive grinder line and is the only tool in its class with a tool-free burst-resistant guard. The built-in advanced airflow system, including debris baffles and multi-port exhaust, extends tool life.