Makita DFS452FJX2 18V Brushless Drywall Screwdriver with Autofeed Attachment in Makpac Case (2 x 3.0Ah Batteries) The Makita DFS452 is an advanced version of model DFS451 and has been developed as a cordless screwdriver to supersede corded screwdrivers. The Autofeed Attachment takes screws sized between 25mm - 55mm. The machine can be used with or without this module. It has been ergonomically designed to minimize hand fatigue and pain even in long continuous operation whilst still giving maximum power thrust. Comes in a Makpac Case with Autofeed Attachment, 2 x BL1830B 3.0Ah Batteries and a DC18RC Charger. Features: Push drive technology - in lock-on mode the motor starts only when the fastener is engaged for the work environment and to save battery power Brushless motor is maintenance free and energy production is more efficient than brushed DC motor because of no friction loss caused by brushes, enabling to lower amperage for reduced heat production and increased work amount on a