FeaturesConstant power Technology™ maintains constant speed under load for unmatched cutting performancePatented gear protecting clutch extends gear and motor life by absorbing high impact forces caused by sudden blade lock-upsPatented counter balanced mechanism smoothest running and lowest vibrating reciprocating saw in the industryVariable speed trigger and dial speed control for maximum speed controlQUIK-LOK™ blade clamp system provides fast and easy blade changesHighest overload protection in the industry prevents motor burn-up or failure