The new and improved Makita DTD152 Impact Driver replaces the old DTD146 Machine. Model DTD152 is a cordless impact driver powered by 18V Li-ion battery and developed for main applications such as tightening of self-drilling screws or light duty machine screws. Features include: Electric brake. Variable speed control by trigger. Forward/reverse rotation. Twin LED job light. Ergonomic soft grip. Compact and lightweight design. Equipped with Battery protection circuit: designed to protect the battery from damages due to overdischarge, high temperature or overload current. High rotation speed. One-touch bit installation.