Makita's 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.
The Makita DTD155Z 18v brushless impact driver is a 1/4in hex driver with a difference. Featuring Assist Mode which helps to eliminate "screw cam-out" and "cross threading“ by driving at low speed until the start of tightening.