For ultra heavy duty applications, Hitachi's dependable 2400W extra heavy duty grinders are uncompromising in their performance and durability. The cybernetic body features a super tough alloy outer casing with a double-insulating polycarbonate layer on the inside. This design provides unparalleled heat dissipation under load. A 3-position side handle reduces strain for the operator, while a quick release guard, autostop brush- es and an anti dust airflow system ensure that this tool will out-perform the rest.